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How do you add an action to a button programmatically in xcode
...interface builder, but I want to add the action programmatically to save tim>me m> and to avoid switching back and forth constantly. The solution is probably really simple, but I just can't seem to find any answers when I search it. Thank you!
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Why doesn't the JVM cache JIT compiled code?
The canonical JVM implem>me m>ntation from Sun applies som>me m> pretty sophisticated optimization to bytecode to obtain near-native execution speeds after the code has been run a few tim>me m>s.
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CMFCTabCtrl的使用、颜色样式调整 - C/C++ - 清泛网 - 专注C/C++及内核技术
CMFCTabCtrl的使用、颜色样式调整CMFCTabCtrl使用，添加Tab、设置Tab样式，AutoColor自动设置Tab颜色效果等。1.在指定位置处创建一个CMFCTabCtrl，并给其添加4个CEdit:
CRect rectTab;
CEdit m_wnd1;
CEdit m_wnd2;
CEdit m_wnd3;
CEdit m_wnd4;
CMFCTabCtrl m_wn...
Do try/catch blocks hurt performance when exceptions are not thrown?
During a code review with a Microsoft employee we cam>me m> across a large section of code inside a try{} block. She and an IT representative suggested this can have effects on performance of the code. In fact, they suggested most of the code should be outside of try/catch blocks, and that only importa...
CSS transition effect makes image blurry / moves image 1px, in Chrom>me m>?
I have som>me m> CSS that on hover, a CSS transition effect will moves a div.
11 Answers
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MFC RadioButton用法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
MFC RadioButton用法详解基础介绍：radiobutton通常都是成组使用的，在一组里面是互斥的。分组的原则是：1、首先将RadioButton控件定好Tab顺序，具体方法：工具栏格...基础介绍：
radio button通常都是成组使用的，在一组里面是互斥的...
How to print color in console using System.out.println?
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If your terminal supports it, you can use ANSI escape codes to use color in your output. It generally works for Unix shell prompts; however, it doesn't work for Windows Command Prompt (Although, it does work for Cygwin). For example, yo...
How to exit from the application and show the hom>me m> screen?
I have an application where on the hom>me m> page I have buttons for navigation through the application.
20 Answers
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Using do block vs braces {}
...ence order, when you use do, you're passing the block as an additional param>me m>ter, but when you use the brackets you're passing the block as the first param>me m>ter of the results of the m>me m>thod invocation(s) to the left.
– Alan Storm
Jan 23 '10 at 18:09
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Does Python's tim>me m>.tim>me m>() return the local or UTC tim>me m>stamp?
Does tim>me m>.tim>me m>() in the Python tim>me m> module return the system's tim>me m> or the tim>me m> in UTC?
8 Answers
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