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C++STL容器使用经验总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...STL序列容器：vector、string、deque和list。标准STL关联容器：set、multiset、map和multimap。非标准序列容...
第1条：慎重选择容器类型。
标准STL序列容器：vector、string、deque和list。
标准STL关联容器：set、multiset、map和multimap。
非标准...
Set focus on TextBox in WPF from view model
...gging refer to Shawn Bruke's blog.
Finally, general approach that I use to set focus from ViewModel is Attached Properties. I wrote very simple attached property, which can be set on any UIElement. And it can be bound to ViewModel's property "IsFocused" for example. Here it is:
public static class ...
git shallow clone (clone --depth) misses remote branches
...o checkout other branches from remote,
Run (thanks @jthill):
git remote set-branches origin '*'
After that, do a git fetch -v
Finally git checkout the-branch-i-ve-been-looking-for
Step 1 can also be done manually by editing .git/config.
For instance, change the folloing line from:
fetch = ...
AVAudioPlayer throws breakpoint in debug mode
Every time I load the app it stops as if I had set a breakpoint on this line:
6 Answers
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How to change value of process.env.PORT in node.js?
...pp.js
More permanently:
$ export PORT=1234
$ node app.js
In Windows:
set PORT=1234
In Windows PowerShell:
$env:PORT = 1234
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“Unresolved inclusion” error with Eclipse CDT for C standard library headers
I set up CDT for eclipse and wrote a simple hello world C program:
14 Answers
14
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What is mattr_accessor in a Rails module?
...mattr_accessor' is the Module corollary for 'attr_accessor' (getter & setter) in a normal Ruby class .
2 Answers
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Revert the `--no-site-packages` option with virtualenv
...v then the file will be located at myenv\pyvenv.cfg)
You'll see a boolean setting called include-system-site-packages
Set that setting to true to use global packages
If you want to disable using global packages, just set that setting to false instead.
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Django Setup Default Logging
I can't seem to figure out how to setup a "default" logger for my Django installation. I would like to use Django 1.3's new LOGGING setting in settings.py .
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Is it possible to reference one CSS rule within another?
...
No, you cannot reference one rule-set from another.
You can, however, reuse selectors on multiple rule-sets within a stylesheet and use multiple selectors on a single rule-set (by separating them with a comma).
.opacity, .someDiv {
filter:alpha(opacity...