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Change values while iterating
... to n.Attr[i] explicitly in both the line that tests Key and the line that sets Val, rather than using attr for one and n.Attr[i] for the other.
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Asynchronous method call in Python?
I was wondering if there's any library for asynchronous method calls in Python . It would be great if you could do something like
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vim 命令与快捷键 - 更多技术 - 清泛网 - 专注C/C++及内核技术
vim 命令与快捷键:set nu 设置行号插入命令i：光标后I：行首a:光标前A:行末o:光标后插入新行O:光标上插入新行定位h:leftj:downk:upl:right$:行尾0：行首H:...:set nu 设置行号
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i：光标后
I：行首
a:光标前
A:行末
o:光标后插入新...
Grep only the first match and stop
... editor after snippets, if snippets enabled
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Why did my Git repo enter a detached HEAD state?
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Any checkout of a commit that is not the name of one of your branches will get you a detached HEAD. A SHA1 which represents the tip of a branch still gives a detached HEAD. Only a checkout of a local branch name avoids that mode.
See comm...
How do I focus on one spec in jasmine.js?
...unner), you can pass args into gulp-karma with yargs and match patterns by setting karma's config.
Kinda like this:
var Args = function(yargs) {
var _match = yargs.m || yargs.match;
var _file = yargs.f || yargs.file;
return {
match: function() { if (_match) { return {args: ['--grep', _ma...
How do I merge changes to a single file, rather than merging commits?
I have two branches (A and B) and I want to merge a single file from branch A with a corresponding single file from Branch B.
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How to display line numbers in 'less' (GNU)
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You can set an enviroment variable to always have these options apply to all less'd file:
export LESS='-RS#3NM~g'
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Using LIMIT within GROUP BY to get N results per group?
...-----------------------------------------
And then you could use FIND_IN_SET, that returns the position of the first argument inside the second one, eg.
SELECT FIND_IN_SET('2006', '2006,2003,2008,2001,2007,2009,2002,2004,2005,2000');
1
SELECT FIND_IN_SET('2009', '2006,2003,2008,2001,2007,2009,20...
When should I use h:outputLink instead of h:commandLink?
...n question. You can make use of @ManagedProperty or <f:viewParam> to set GET parameters as bean properties.
See also:
ViewParam vs @ManagedProperty(value = "#{param.id}")
What can <f:metadata>, <f:viewParam> and <f:viewAction> be used for?
Bookmarkability via View Parameters...