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What is a C++ delegate?
...). I have yet to see an implementation which does not use wild reinterpret_casts, Nested class "prototypes" which hopefully produce function pointers of the same size as the one passed in by the user, compiler tricks like first forward declare, then typedef then declare again, this time inheriting f...
How many threads can a Java VM support?
... OS, on what other processes are doing, on what Java release you're using, and other factors. I've seen a Windows server have > 6500 Threads before bringing the machine down. Most of the threads were not doing anything, of course. Once the machine hit around 6500 Threads (in Java), the whole m...
What is the best way to call a script from another script?
...o. This answer goes beyond that, but definitely does answer the question—and then some.
– martineau
Nov 6 '17 at 17:15
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Hidden Features of JavaScript? [closed]
...amic typing may continue to use == for situations where we know we want to cast, as in 0 == '' or 0 == '0'.
– thomasrutter
Apr 1 '09 at 5:15
20
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How is null + true a string?
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null will be cast to null string, and there is implicit converter from bool to string so the true will be cast to string and then, + operator will be applied: it's like: string str = "" + true.ToString();
if you check it with Ildasm:
st...
Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
...the other posts on tracking down the reasons for getting a SIGSEGV in an Android app. I plan to scour my app for possible NullPointers related to Canvas use, but my SIGSEGV barfs up a different memory address each time. Plus I've seen code=1 and code=2 . If the memory address was 0x00000000 ...
使用CSplitterWnd实现拆分窗口（多视图显示） - C/C++ - 清泛网 - 专注C/C++及内核技术
...行了划分和初始化
//获取主窗口
CMainFrame* pFrame=static_cast<CMainFrame*>(AfxGetMainWnd());
//获取某个view
CMyTreeView* pView=static_cast<CMyTreeView*>(pFrame->m_wndTopSplitter.GetPane(0,0));
//激活View
pFrame->SetActiveView(pView);
pFrame->m_wndTopSplitter.RecalcLayo...
Parsing boolean values with argparse
...e,True], you end up with both "False" and "True" considered True (due to a cast from string to bool?). Maybe related issue
– dolphin
Jul 20 '13 at 1:03
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Testing web application on Mac/Safari when I don't own a Mac
...ntly when a web site I launched displayed perfectly on IE, Firefox, Chrome and Safari on Windows but was corrupted when viewed using Safari on the Mac (by a potential customer), I need to start testing how my sites look when viewed on a Mac.
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How to execute a Python script from the Django shell?
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Another solution that appears to work for both Python 2.x and 3.x is echo 'import myscript' | python manage.py shell. I've found this can be useful for quick-and-dirty scripts that you only need to run once, without having to go through the cumbersome process of creating a manage.py...