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What is the meaning of single and double underscore before an object name?
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For more details, see the PEP-8 guide. For more magic methods, see this PDF.
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Detect network connection type on Android
...: http://dl.google.com/io/2009/pres/W_0300_CodingforLife-BatteryLifeThatIs.pdf
ConnectivityManager mConnectivity = null;
TelephonyManager mTelephony = null;
// Skip if no connection, or background data disabled
NetworkInfo info = mConnectivity.getActiveNetworkInfo();
if (info == null || !mConnectiv...
[精华]VC++对话框程序打印及打印预览的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...配的字体，调用OnDraw后取消对象，打印只出现在文档打印版中的页头和页脚，如果打印输出与屏幕输出的外观不同， 在这里打印，而不是调用OnDraw
CView::OnEndPrinting()
调用Cgdi::DeleteObject删除OnBeginPrinting分配的对象
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Design by contract using assertions or exceptions? [closed]
...ssertion failing. In this document (martinfowler.com/ieeeSoftware/failFast.pdf), Jim Shore points out, "Remember, an error that occurs at the customer’s site made it through your testing process. You’ll probably have trouble reproducing it. These errors are the hardest to find, and a well-placed...
Why is NaN not equal to NaN? [duplicate]
..."undefined" - see http://www.cs.berkeley.edu/~wkahan/ieee754status/IEEE754.PDF, page 7 (search for the word "undefined"). As that document confirms, NaN is a well-defined concept.
Furthermore, IEEE approach was to follow the regular mathematics rules as much as possible, and when they couldn't, fol...
How do I associate file types with an iPhone application?
....apple.nspboard-typ</string>
<string>com.adobe.pdf</string>
<string>com.adobe.postscript</string>
<string>com.adobe.encapsulated-postscript</string>
<string>com.adobe.photoshop-image...
Is a successor for TeX/LaTeX in sight? [closed]
... LuaTeX is not an alternative to LaTeX, it is an extended TeX engine (like pdftex, XeTeX) on which both LaTeX (then called LuaLaTeX) and ConTeXt can run. (I think it is the default for today's ConTeXt.)
– Paŭlo Ebermann
Oct 16 '11 at 17:40
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How does `is_base_of` work?
...n get a draft for free: open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1804.pdf
– sellibitze
May 26 '10 at 13:16
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How to work with complex numbers in C?
..., check page 182 of N1256 draft open-std.org/jtc1/sc22/wg14/www/docs/n1256.pdf#page=182 "7.3 Complex arithmetic <complex.h>". Such keyword was probably selected in C99 to not break existing c (C90) programs which implements complex by hand. If <complex.h> is included, complex will be def...
Why is list initialization (using curly braces) better than the alternatives?
...e proposed for C++20: open-std.org/jtc1/sc22/wg21/docs/papers/2018/p1008r1.pdf
– Allan Jensen
Nov 10 '19 at 14:59
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