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Java equivalent to C# extension methods
...o nice, and makes the program easier to understand :) I also like how Ruby allows you to do almost the same thing, except you can actually modify the built in classes and add new methods.
– knownasilya
Jan 17 '13 at 19:15
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Are +0 and -0 the same?
...thmetic, −0 = +0 = 0. However, in computing, some number representations allow for the existence of two zeros, often denoted by −0 (negative zero) and +0 (positive zero). This occurs in some signed number representations for integers, and in most floating point number representations. The number...
C# loop - break vs. continue
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A really easy way to understand this is to place the word "loop" after each of the keywords. The terms now make sense if they are just read like everyday phrases.
break loop - looping is broken and stops.
continue loop - loop ...
Is there a Pattern Matching Utility like GREP in Windows?
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There is a command-line tool called FINDSTR that comes with all Windows NT-class operating systems (type FINDSTR /? into a Command Prompt window for more information) It doesn't support everything grep does but it might be sufficient for your needs.
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Is returning null bad design? [closed]
... I were to define a method in Java that returned a Collection I would typically prefer to return an empty collection (i.e. Collections.emptyList()) rather than null as it means my client code is cleaner; e.g.
Collection<? extends Item> c = getItems(); // Will never return null.
for (Item ite...
C# Stream流使用总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
C# Stream流使用总结本篇文章简单总结了在C#编程中经常会用到的一些流。比如说FileStream、MemoryStream、 BufferedStream、 NetWorkStream、 StreamReader StreamWriter、 TextReader TextWriter等的简单用法。一、FileStream类
FileStream类主要用于读取磁盘上...
解决：CTreeCtrl控件SetCheck无效的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
解决：CTreeCtrl控件SetCheck无效的问题解决方法：SetCheck之前或OnInitDialog中添加如下两句代码m_tree.ModifyStyle( TVS_CHECKBOXES, 0 );m_tree.ModifyStyle( 0, TVS_CHEC...解决方法：SetCheck之前或OnInitDialog中添加如下两句代码
m_tree.ModifyStyle( TVS_CHECKBOXES,...
SQL command to display history of queries
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try
cat ~/.mysql_history
this will show you all mysql commands ran on the system
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reStructuredText tool support
...fan of reStructuredText , however the tools that support it are scattered all over the Internet. The official tool list is incomplete and/or outdated, and can be updated only via commit privileges. For some time there was a comprehensive list at the Wikipedia reStructuredText page , but this app...
How to get hex color value rather than RGB value?
...er inefficiencies. If you're going to declare hexDigits on every function call, at least do it in rgb2hex's function body (not hex's body), so the array is not redefined 3 times per 1 call to rgb2hex. Also learn to use 'var', so you don't pollute the global scope.
– Matt
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