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VC窗口刷新InvalidateRect和UpdateWindow - C/C++ - 清泛网 - 专注C/C++及内核技术
...INT messages. If an application processes a WM_PAINT message but does not call BeginPaint or otherwise clear the update region, the application continues to receive WM_PAINT messages as long as the region is not empty. In all cases, an application must clear the update region before returning from t...
Guava: Why is there no Lists.filter() function?
...er could be implemented as returning a new materialised list, which is actually what I would expect from a filter method for lists as opposed to the one on Iterable.
– Felix Leipold
May 27 '15 at 22:27
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How to identify unused css definitions
...l and it shows me the unused css, but how to use it then? Do I have to manually search each item and remove it?
– Timothée HENRY
Feb 27 '13 at 14:35
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Garbage collector in Android
I have seen many Android answers that suggest calling the garbage collector in some situations.
11 Answers
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How do you reset the Zoom in Visual Studio 2010 and above
... must be turned on to see the zoom level.
Tools / Options / Text Editor / All Languages / Scroll Bars
Another option (Visual Studio 2013/2015) is to use Ctrl with the mouse wheel (up to zoom in, down to zoom out).
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How can I split a shell command over multiple lines when using an IF statement?
...d from the comments: the line-continuation backslash in the shell is not really a special case; it is simply an instance of the general rule that a backslash "quotes" the immediately-following character, preventing any special treatment it would normally be subject to. In this case, the next charact...
Webrick as production server vs. Thin or Unicorn?
... granted that you must not use Webrick as production server, but I can't really find anywhere mentioning why. The consensus seems to be:
"Webrick is ok for development, but Thin or Unicorn is the choice for production, period."
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Performant Entity Serialization: BSON vs MessagePack (vs JSON)
...k is designed to be transparently converted from/to JSON.
MessagePack is smaller than BSON
MessagePack's format is less verbose than BSON. As the result, MessagePack can serialize objects smaller than BSON.
For example, a simple map {"a":1, "b":2} is serialized in 7 bytes with MessagePack, while B...
Difference between return and exit in Bash functions
...a function to stop executing and return the value specified by n to its caller. If n is omitted, the return status is that of the last command executed in the function body.
... on exit [n]:
Cause the shell to exit with a status of n. If n is omitted, the exit status is that of the...
What is a faster alternative to Python's http.server (or SimpleHTTPServer)?
... for concurrent handling of requests, instead of serialising requests.
Installation
Install node.js if you haven't already. Then use the node package manager (npm) to install the package, using the -g option to install globally. If you're on Windows you'll need a prompt with administrator permissio...