object-c-经管之家(原经济论坛)-经济、管理、金融、统计在线教育和咨询网站

结果：找到“object-c”相关内容558个，排序为按回复时间降序，搜索更多相关帖子请点击“高级”

毕业设计：asp.net基于SVG的自动站雨量分析系统论文(源代码+论文)
0 个回复 - 159 次查看毕业设计：asp.net基于SVG的自动站雨量分析系统论文(源代码+论文) 本套系统是基于SVG的雨量分析系统，实现的主要功能是对各地收集的雨量数据加以分析，并以SVG矢量图形方式进行显示，使用户能够更加直观地了解某一 ...2023-11-8 19:15 - yusb - 现金交易版

毕业设计+课程设计+基于Python的机器学习应用，针对监控视频完成行人轨迹搜索+yolo.zi
0 个回复 - 145 次查看毕业设计+课程设计+基于Python的机器学习应用，针对监控视频完成行人轨迹搜索+yolo.zip # search_from_videos 基于Python的机器学习应用，针对监控视频完成行人轨迹搜索。通过一张目标图像，能自动从大 ...2023-10-26 17:36 - yusb - 现金交易版

如何用Python构建ChatGPT聊天机器人ChatGPT小型机器人专属QQ机器人源代码程序
0 个回复 - 175 次查看如何用Python构建ChatGPT聊天机器人ChatGPT小型机器人专属QQ机器人源代码程序（超140MB的网盘链接）自从 OpenAI 推出 ChatGPT 以来，互联网一直没有停止对技术或人类未来的猜测。ChatGPT 已成为一种革 ...2023-10-26 12:06 - yusb - 现金交易版

Mastering Object-Oriented Python(2nd Ed)
15 个回复 - 2332 次查看 Mastering Object-Oriented Python(2nd Ed) [*]Paperback: 770 pages [*]Publisher: Packt Publishing (June 14, 2019) [*]Language: English [*]ISBN-10: 1789531365 [*]ISBN-13: 978-1789531367 [*]Prod ...2019-12-2 15:28 - nkight_07 - python论坛

Java How to Program, Early Object 11th.pdf 英文原版
6 个回复 - 2880 次查看 Java How to Program, Early Object 11th.pdf English Edition2018-5-24 08:16 - wxplook - 爱问频道

Testing Serial Independence of Object-Valued Time Series
2 个回复 - 174 次查看【作者(必填)】 222 【文题(必填)】 Testing Serial Independence of Object-Valued Time Series 【年份(必填)】 222 【全文链接或数据库名称(选填)】https://.oup.com/biomet/advance-article-abstract/doi/1 ...2023-11-23 10:49 - internet.hzx - 求助成功区

Modeling Time-Varying Random Objects and Dynamic Networks
1 个回复 - 161 次查看【作者(必填)】 333 【文题(必填)】 Modeling Time-Varying Random Objects and Dynamic Networks 【年份(必填)】 33 【全文链接或数据库名称(选填)】https://amstat.tandfonline.com/doi/full/10.1080/016214 ...2023-11-12 10:36 - internet.hzx - 求助成功区

用DEAP2.1运行时结果文件中出现 Unbounded objective function怎么回事？
17 个回复 - 12880 次查看 2016-2-2 14:55 - 水晶之恋002 - MATLAB等数学软件专版

A Beginner's Guide to Scala, Object Orientation and Functional
7 个回复 - 1432 次查看 2016-8-23 02:58 - Nicolle - Scala及其他JVM语言

Caring or Pretending to Care? Social Impact, Firms’ Objectives, and Welfare
5 个回复 - 471 次查看【作者(必填)】【文题(必填)】 Caring or Pretending to Care? Social Impact, Firms’ Objectives, and Welfare 【年份(必填)】【全文链接或数据库名称(选填)】 https://www.journals.uchicago.edu/do ...2023-5-30 15:39 - auirzxp - 求助成功区

Tony Gaddis Starting Out with Java From Control Structures through Objects -5E
1 个回复 - 423 次查看 Starting Out with Java From Control Structures through Objects - 5E - Solution Manual Starting Out with Java From Control Structures through Objects - 5E - Solution Manual =Tony Gaddis - Starting ...2022-5-30 11:17 - Mama-2022 - 现金交易版

Foundations of Object-Oriented Languages
0 个回复 - 343 次查看 Foundations of Object-Oriented Languages 作者: Kim B. Bruce 出版社: The MIT Press 副标题: Types and Semantics 出版年: 2002-03-21 页数: 404 定价: USD 50.00 装帧: Hardcover ISBN: 9780262025232 ...2023-4-5 04:52 - wxwpxh - IT基础

Controversy in Marketing Theory: For Reason, Realism, Truth and Objectivity: For
2 个回复 - 812 次查看 Controversy in Marketing Theory: For Reason, Realism, Truth and Objectivity: For Reason, Realism, Truth and Objectivity In this book distinguished theorist and author Shelby D. Hunt analyzes the ma ...2023-2-16 14:13 - 知行堂小斯 - 商学院

python程序报错Error：'int' object is not callable解决方法
1 个回复 - 5419 次查看报错 XXX is not callable时，是因为代码调用了一个不能被调用的变量或对象。具体而言，可能是调用了错误的函数和变量。易错情况就是函数和变量同名了，使得调用函数时，系统会误认为这是在调用变量，造成错误。 ...2022-2-3 17:05 - 宽客老丁 - python论坛

Testing Serial Independence of Object-Valued Time Series
3 个回复 - 215 次查看【作者(必填)】 222 【文题(必填)】 Testing Serial Independence of Object-Valued Time Series 【年份(必填)】 222 【全文链接或数据库名称(选填)】academic2023-11-23 10:41 - internet.hzx - 求助成功区

Error in data[1] : object of type 'closure' is not subsettable
0 个回复 - 1695 次查看用R语言处理数据有时候需要读取多个数据集，将它们命名为data1、data2……，一不小心忘记了后面的数字（1、2……），就会出现奇怪的报错：Error in data[1] : object of type 'closure' is not subsettable比如下面这 ...2023-7-1 19:06 - 是昕灵哒 - R语言论坛

RStudio 出现Error in subset(data, select = formula.vars[1]) : object 'fq2000.
3 个回复 - 842 次查看本人是R语言小白。利用RStudio 进行数据离散化，文件名称“fq2000.xlsx”，里面的字段CCD为因变量，U为自变量，文件位置“C:\Users\ZSZ\Desktop\csq”。命令如下：> library(geodetector)> library(rJava)> library( ...2023-2-20 09:02 - 张守忠 - R语言论坛

【程序软件系列】Mastering JavaScript Object-oriented Programming
35 个回复 - 11996 次查看 2017年最新教材，降价出售期已过。如果喜欢，就请“加关注”我吧（点击头像下方，http://bbs.pinggu.org/z_guanzhu.php?action=add&fuid=452766）。关注成功后，查看这里即可：三步走把千本好书“一网打尽”！。 ...2017-1-19 21:56 - wwqqer - 经管代码库

Viewpoints: Improving cities' implementation of sustainability objectives
3 个回复 - 342 次查看【作者(必填)】Rachel M. Krause Christopher V. Hawkins 【文题(必填)】Viewpoints: Improving cities' implementation of sustainability objectives 【年份(必填)】June 2021 【全文链接或数据库名称(选 ...2023-2-15 21:38 - jgxlmf - 求助成功区

Multiobjective Linear and Integer Programming (EURO Advanced Tutorials on Operat
4 个回复 - 1432 次查看 Multiobjective Linear and Integer Programming (EURO Advanced Tutorials on Operational Research)2016-6-21 02:49 - nivastuli - 博弈论

首发资源！Multiobjective Linear Programming: An Introduction
9 个回复 - 1754 次查看 Multiobjective Linear Programming: An Introduction This book introduces the reader to the field of multiobjective optimization through problems with simple structures, namely those in which the obj ...2015-12-1 19:46 - exuan1991 - 商学院

Anytime Recognition of Objects and Scenes
0 个回复 - 51 次查看 2023-1-24 20:03 - chyCq94684 - 经管书评

求书 Systems analysis design, UML version 2.0 : an object oriented approach
2 个回复 - 324 次查看【作者(必填)】 Dennis, Alan 【文题(必填)】 Systems analysis design, UML version 2.0 : an object oriented approach 【年份(必填)】 2012, 4th edition 【全文链接或数据库名称(选填)】2023-1-15 13:30 - calgaryab01 - 求助成功区

Design Patterns in Modern C++: Reusable Approaches for Object-Oriented Software
15 个回复 - 1373 次查看 English | PDF | 2018 | 312 Pages | ISBN : 1484236025 Apply modern C++17 to the implementations of classic design patterns. As well as covering traditional design patterns, this book fleshes out new ...2018-4-19 16:21 - igs816 - 经管书评

Financing Basic Income: Addressing the Cost Objection
12 个回复 - 758 次查看 English | PDF | 2017 | 122 Pages | ISBN : 3319542672 | 5.5 MB This Palgrave Pivot argues that basic income at a decent level is, in fact, affordable. The contributors approach the topic from the ...2017-7-7 16:59 - igs816 - 经管书评

Policy objective bias and institutional
1 个回复 - 422 次查看【作者(必填)】 Lianfa Luo Peiyao Liu Fangjing Zhu Yongping Sun Lingna Liu 【文题(必填)】 Policy objective bias and institutional quality improvement: Sustainable development of resource-based citie ...2022-12-21 17:17 - ddx2009 - 求助成功区

Starting Out with C++: Early Objects (9th Edition)
13 个回复 - 1997 次查看 2016 | ISBN-10: 0134400240 | 1272 pages | PDF (scan) | 87 MB Fundamentals of C++ for Novices and Experienced Programmers Alike Intended for use in a two-term, three-term, or acc ...2018-1-8 13:24 - igs816 - 经管书评

[Java] Object-Oriented Data Structures Using Java
69 个回复 - 11618 次查看经典教材2011年第三版（共821页）降价出售期已过。想要随时跟踪最新好书，请点击头像下方“加关注”。关注成功后，查看这里即可：三步走把千本好书“一网打尽”！。 [相关阅读] 【经典教材系列】（资料汇总帖， ...2015-8-8 07:03 - wwqqer - 经管代码库

Practical Object-Oriented Design: An Agile Primer Using Ruby, 2nd Edition
5 个回复 - 426 次查看 Practical Object-Oriented Design: An Agile Primer Using Ruby (2nd Edition) By 作者: Sandi Metz ISBN-10 书号: 0134456475 ISBN-13 书号: 9780134456478 Edition 版本: 2 出版日期: 2018-08-25 p ...2018-12-22 20:41 - 13950050756 - 经管书评

Object-Oriented Python 2022
4 个回复 - 1444 次查看 Object-Oriented Python 2022 pdf2021-12-31 17:54 - sky021 - 商业数据分析

在用deap软解分析保险公司效率时出现“Unbounded objective function”是怎么回事啊？
2 个回复 - 4454 次查看哪位高手能指导下在windeap软件中用规模可变假设下的多阶段BCC模型分析保险公司效率的时候出现“Unbounded objective function”是怎么回事啊？结果如下图： Results from DEAP Version 2.1 Instruction file ...2016-8-22 20:25 - 1031043349 - 数据分析师（CDA）专版

2019FRM考纲_FRM_Learning_Objectives
1 个回复 - 287 次查看 2019FRM考纲_FRM_Learning_Objectives2019-7-18 13:09 - qiyao4704420 - 经管书评

R语言出现Error in head(data_ts) : object 'data_ts' not found咋办？
1 个回复 - 677 次查看 library(xts) data_ts library(xts) > data_ts data_ts head(data_ts) Error in head(data_ts) : object 'data_ts' not found2022-10-26 16:17 - taotaoa0717 - R语言论坛

[epub] Neil MacGregor - A History Of The World In 100 Objects
4 个回复 - 349 次查看 the master-economist must possess a rare combination of gifts. He must be mathematician, historian, statesman, philosopher—in some degree. ——John Maynard Keynes 大英博物馆导览必备background，通过 ...2019-8-9 03:38 - 呆呆呆头 - 经管书评

R语言--对象object
0 个回复 - 414 次查看对象object 在R里所有接触和操作的所有东西都称为对象有五种基本的数据对象，即底层数据对象类型：字符型character,数值型numeric忆整形 integer复数型complex逻辑型logical(TRUE/FALSE)．最常见的基本对象是向量， ...2022-10-11 11:02 - 我是小趴菜 - 数据分析与数据挖掘

An Object-Oriented Python Cookbook in Quantum
10 个回复 - 1737 次查看 An Object-Oriented Python Cookbook in Quantum2022-10-7 16:42 - thinking2009 - python论坛

Mastering Python Machine Learning, Data Structures, Django, Object Oriented Prog
4 个回复 - 1699 次查看 Newstone | 2019 | ISBN: 1794064881 | 888 Pages | AZW32019-6-2 16:06 - igs816 - python论坛

【经典教材系列】Introduction to JavaScript Object Notation
59 个回复 - 6568 次查看 2015年最新教材降价出售期已过。想要随时跟踪最新好书，请点击头像下方“加关注”。关注成功后，查看这里即可：三步走把千本好书“一网打尽”！。 [相关阅读] 【经典教材系列】（资料汇总帖，附链接，持续添 ...2015-8-2 19:38 - wwqqer - python论坛

MGCVAE: Multi-Objective Inverse Design via Molecular Graph Conditional Variation
4 个回复 - 605 次查看【作者(必填)】Myeonghun Lee and Kyoungmin Min* 【文题(必填)】MGCVAE: Multi-Objective Inverse Design via Molecular Graph Conditional Variation 【年份(必填)】2022 【全文链接或数据库名称(选填)】 ...2022-9-12 20:59 - bbslover - 求助成功区

'list' object cannot be coerced to type 'double'
1 个回复 - 2882 次查看这是什么原因呀？要哭了？R怎么那么难！！！！！！因变量转换为数值型的 train_y test_y2021-12-1 18:19 - 小小胡同学 - 数据求助

【经典教材系列】Object-Oriented and Classical Software Engineering
22 个回复 - 5824 次查看经典教材2010年第八版（共688页）降价出售期已过。想要随时跟踪最新好书，请点击头像下方“加关注”。关注成功后，查看这里即可：三步走把千本好书“一网打尽”！。 [相关阅读] 【经典教材系列】（资料汇总帖， ...2015-7-23 22:05 - wwqqer - 量化投资

【经典教材系列】Objective C Tutorial: Simply Easy Learning
70 个回复 - 9510 次查看 2015年最新教材降价出售期已过！想要随时跟踪最新降价好书，请点击头像下方“加关注”。关注成功后，查看这里即可：关注的帖子。 [相关阅读] 【经典教材系列】（资料汇总帖，附链接，持续添加中） Object ...2015-7-9 18:24 - wwqqer - 量化投资

Error in irlba(A = t(x = object), nv = npcs, ...) :
0 个回复 - 1853 次查看第一次发帖，请大大家帮我看看怎么解决这个问题，以下是我具体的代码和数据： library(Seurat) library(ggplot2) library(psych) data = read.csv('./各个表达矩阵/第1个维数是_59_的表达矩阵.csv',header = T) ...2022-6-25 10:39 - Auges - R语言论坛

Error in ts(x) : 'ts' object must have one or more observations
4 个回复 - 2284 次查看在最后预测的时候提示出错了，请问一下这个错误该怎么办呢！！Error in ts(x) : 'ts' object must have one or more observations2022-6-7 19:54 - 19857994959 - R语言论坛

Variance-Constrained Multi-Objective Stochastic
55 个回复 - 8346 次查看 2015年最新教材，降价出售期已过，想要随时跟踪最新好书，请点击头像下方“加关注”。关注成功后，查看这里即可：三步走把千本好书“一网打尽”！。 [相关阅读] 【经典教材系列】（资料汇总帖，附链接，持续添加 ...2016-1-26 20:35 - wwqqer - 经济金融数学专区

Non-Convex Multi-Objective Optimization
5 个回复 - 4333 次查看 Recent results on non-convex multi-objective optimization problems and methods are presented in this book, with particular attention to expensive black-box objective functions. Multi-objective optimiz ...2017-8-14 08:59 - nivastuli - 博弈论

Python 3 Object-Oriented Programming - Second Edition by Dusty Phillips
35 个回复 - 8373 次查看 Python 3 Object-Oriented Programming - Second Edition by Dusty Phillips English | 22 Aug. 2015 | ISBN: 1784398780 | 460 Pages | EPUB/MOBI/PDF (True) | 12.25 MB With: Code Files ...2015-9-8 13:01 - igs816 - 量化投资

[Packt] Python 3 Object-Oriented Programming - Third Edition
7 个回复 - 3539 次查看 Python 3 Object-Oriented Programming - Third Edition [True PDF + Mobi + Code]2018-11-21 06:43 - qingxunz - python论坛

[好书首发]Python 3 Object Oriented Programming
31 个回复 - 6429 次查看更多好资料可以关注我哦[/backcolor] Book Details [*]Title: Python 3 Object Oriented Programming [*]Author:Dusty Phillips [*]Length: 404 pages [*]Edition: 1 [*]Language: English [*]P ...2014-7-10 20:09 - 狂热的爱好者 - python论坛

Learning Python_powerful object-oriented programming, 5th 2013
6 个回复 - 3887 次查看 Get a comprehensive, in-depth introduction to the core Python language with this hands-on book. Based on author Mark Lutz’s popular training course, this updated fifth edition will help you quickly w ...2014-12-16 09:31 - dong1104 - python论坛

【最优化】Recent Advances in Evolutionary Multi-objective Optimization (2016)
10 个回复 - 4906 次查看 Recent Advances in Evolutionary Multi-objective Optimization Editors: Slim Bechikh, Rituparna Datta, Abhishek Gupta Provides both methodological treatments and real world insights Serves ...2016-11-3 20:09 - cmwei333 - 金融学（理论版）

【2020版】Multi-Objective Optimization using Artificial Intelligence Techniques
43 个回复 - 9511 次查看 Multi-Objective Optimization using Artificial Intelligence Techniques by Seyedali Mirjalili (Author), Jin Song Dong (Contributor) About the Author Dr. Seyedali Mirjalili is a lecturer at Griffith ...2019-8-3 13:32 - slowry - 金融学（理论版）

Nonlinear Multiobjective Optimization
4 个回复 - 1061 次查看【作者(必填)】 Miettinen, Kaisa 【文题(必填)】 Nonlinear Multiobjective Optimization 【年份(必填)】 1998 【全文链接或数据库名称(选填)】http://www.springer.com/us/book/97807923827822015-6-24 17:51 - ticket1988 - 求助成功区

Multi-Objective Optimization for Skip-Stop Strategy
7 个回复 - 713 次查看【作者(必填)】 Sang-Wook Han 【文题(必填)】 Multi-Objective Optimization for Skip-Stop Strategy Based on Smartcard Data Considering Total Travel Time and Equity 【年份(必填)】 2021 【全文链接或数 ...2021-8-24 07:21 - peterxu1969 - 求助成功区

Fréchet Sufficient Dimension Reduction for Random Objects
2 个回复 - 629 次查看【作者(必填)】 23 【文题(必填)】 Fréchet Sufficient Dimension Reduction for Random Objects 【年份(必填)】 23 【全文链接或数据库名称(选填)】https://academic.oup.com/biomet/advance-article-abstr ...2022-2-21 02:07 - internet.hzx - 求助成功区

R做时间序列，出现Error in is.constant(y) : (list) object cannot be coerced to
6 个回复 - 14879 次查看在用R做时间序列模型是，出现这样的错误：Error in is.constant(y) : (list) object cannot be coerced to type 'double' 以下是代码：到上面那步，就出现了Error in is.constant(y) : (list) object c ...2017-3-1 00:56 - 一堆黑色幽默 - R语言论坛

【程序软件系列】Real-Time C++: Efficient Object-Oriented and Template
104 个回复 - 8553 次查看 2015年最新教材，降价出售期已过，想要随时跟踪最新好书，请点击头像下方“加关注”。关注成功后，查看这里即可：三步走把千本好书“一网打尽”！。 [相关阅读] 【经典教材系列】（资料汇总帖，附链接，持续添 ...2015-11-30 09:34 - wwqqer - C与C++编程

Object-Oriented Python-No Starch Press(2021)
2 个回复 - 1124 次查看 Object-Oriented Python-No Starch Press(2021)2021-12-17 16:53 - thinking2009 - python论坛

Enterprise Risk Management: A Methodology for Achieving Strategic Objectives
4 个回复 - 1262 次查看【作者(必填)】 Gregory Monahan (Author) 【文题(必填)】 Enterprise Risk Management: A Methodology for Achieving Strategic Objectives (Wiley and SAS Business Series) 【年份(必填)】2008 ...2013-4-19 19:02 - johnzi0128 - 求助成功区

A bi-objective model with sequential search algorithm
4 个回复 - 730 次查看【作者(必填)】 Tian 【文题(必填)】 A bi-objective model with sequential search algorithm for optimizing network-wide train timetables 【年份(必填)】 2018 【全文链接或数据库名称(选填)】https://ww ...2021-11-7 09:01 - peterxu1969 - 求助成功区

Object-Oriented Analysis and Design Using UML
4 个回复 - 1501 次查看 Object-Oriented Analysis and Design Using UML2018-9-26 17:13 - eastriver - JAVA语言开发技术

He is an object of ridicule in the early days.
0 个回复 - 1160 次查看 01. 模特 modelsupermodel 超模runway T台，跑道catwalk T台 [*]I have had a supermodel dream since I was ten, while I was still in primary school. I saw a fashion show on TV when I felt it was so ...2021-6-11 06:15 - 杨明凡 - 外语学习

R语言做大选择检验时报错”Do not know how to handle objects of class character“
3 个回复 - 1761 次查看大选择检验报错不知道如何处理类字符对象？我在R上做最大选择检验时用了如下语句 max_No.OR2021-4-28 13:13 - KnTao_ - R语言论坛

Corporate Finance Management Objectives and Investment Analysis.ppt
3 个回复 - 764 次查看 2020-12-27 18:00 - 幻若天使 - 商学院

Structured Finance Modeling with Object-Oriented VBA (PDF)
59 个回复 - 9137 次查看 English | 2007 | ISBN: 0470098597 | Pages: 352 | PDF | 13 MB A detailed look at how object-oriented VBA should be used to model complex financial structures This guide helps readers overcome the ...2017-6-16 21:12 - igs816 - Excel

【Wiley 策略管理】 Objectives and Key Results : Driving Focus, Alignment (2016)
25 个回复 - 4418 次查看 Objectives and Key Results: Driving Focus, Alignment, and Engagement with OKRs Paul R. Niven, Ben Lamorte Everything you need to implement Objectives and Key Results (OKRs) effectively Ob ...2016-12-13 05:07 - cmwei333 - 商学院

求书：SAS Hash Object Programming Made Easy
17 个回复 - 7371 次查看如题，求书：SAS Hash Object Programming Made Easy，by Michele M. Burlew，非常感谢！2013-10-30 19:41 - Eternal0601 - 商业数据分析

Big Java: Early Objects, 6th edition
32 个回复 - 7076 次查看 Cay S. Horstmann, "Big Java: Early Objects, 6th edition" English | ISBN: 1119056284, 1119056446 | 2016 | 1444 pages | PDF | 29 MB Cay Horstmann's sixth edition of Big Java, Early Objects prov ...2016-8-26 14:06 - igs816 - 量化投资

2021 FRM LEARNING OBJECTIVES
0 个回复 - 2503 次查看 2020-12-21 14:00 - cloudzhou - PRM学习群组

【2015新书】Starting Out with Java: Early Objects 5/E
86 个回复 - 10546 次查看图书名称：Starting Out with Java: Early Objects 5/E[/backcolor] 作者：[/backcolor]Tony Gaddis 出版社：Pearson 页数：1232 出版时间：Jan 2015 语言：English[/backcolor] ...2015-9-26 12:43 - 牛尾巴 - JAVA语言开发技术

【C++ 最新版】 Starting Out with C++ from Control Structures to Objects (8e)
12 个回复 - 3382 次查看 Starting Out with C++ from Control Structures to Objects, 8th Edition Tony Gaddis, Haywood Community College This text is intended for either a one-semester accelerated introductory course o ...2016-12-8 05:09 - cmwei333 - C与C++编程

Connection' object has no attribute 'raw_connection'
1 个回复 - 1527 次查看以下代码中报错 Connection' object has no attribute 'raw_connection' 不知道，怎么修改好呢。。。。。。------------------------------------------ import dataset from pandas.io.sql import read_sql ...2018-10-5 15:50 - ReneeD - python论坛

Big Java Late Objects
13 个回复 - 3639 次查看 [*]Big Java Late Objects [*]By: Cay S. Horstmann [*]Publisher: John Wiley & Sons [*]Pub. Date: February 1, 2012 [*]Print ISBN: 978-1-118-08788-6 [*]Web ISBN: 1-118087-88-7 [*]Pages in Print ...2015-7-13 07:39 - Nicolle - JAVA语言开发技术

R Object-oriented Programming
0 个回复 - 906 次查看需用自取。2020-6-30 18:18 - llb_321 - R语言论坛

【学习笔记】求助Theory of Stochastic Objects一书
0 个回复 - 311 次查看求助Theory of Stochastic Objects一书2020-6-28 10:39 - jhmath - Forum

C++ Solutions for Object-Oriented Programming in C++, 4th Robert Lafore)
28 个回复 - 2103 次查看 C++ Solutions for : Object-Oriented Programming in C++, Fourth EditionRobert Lafore **** 本内容被作者隐藏 ****2020-6-20 05:35 - Nicolle - winbugs及其他软件专版

【学习笔记】美好的一天即将开始～加油 another object！
0 个回复 - 227 次查看美好的一天即将开始～加油 another object！2020-5-31 09:08 - lingyuding0 - Forum

如何批量提取多个object中的同名 slot 中的内容
1 个回复 - 773 次查看拟合了1000个 object，每个object，都有个名为“copula”的slot，我想用 lapply 函数或者别的也可以，向量化计算，批量提取1000个 object 中的 “copula”的slot。。请问如何实现？2020-5-2 11:30 - 哈啊哈11 - R语言论坛

R语言：如何将变量变为图像对象（graph object）
3 个回复 - 4122 次查看如题，希望各位老师和大神指导，我遇到的问题具体是：我需要调用igraph包的evcent和pagerank函数求一个矩阵的各点中心度以及各列特征向量中心度，但我的矩阵是用表格形式储存的，class之后显示：[1] "grouped_df" ...2020-4-7 19:24 - 灯海 - R语言论坛

Governance with multiple objectives
0 个回复 - 374 次查看 Governance with multiple objectives: Evidence from top executive turnover in ChinaEric C. Chang , Sonia M.L. Wong Journal of Corporate Finance2020-4-7 16:55 - 2464_1576338390 - 新手入门区

2020FRM study guide Changes, FRM study guide, FRM-Learning Objectives
1 个回复 - 1325 次查看 FRM官方 - 2020年考试大纲、考纲变化、学习目标2020-4-5 20:16 - syz604 - CFA、CVA、FRM等金融考证论坛

课程推荐