大约有 48,000 项符合查询结果（耗时：0.0731秒） [XML]
Uninstall old versions of Ruby gems
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For removing older versions of all installed gems, following 2 commands are useful:
gem cleanup --dryrun
Above command will preview what gems are going to be removed.
gem cleanup
Above command will actually remove them.
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How to get response status code from jQuery.ajax?
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It seems to be working in jsFiddle. Based on that and jQuery documentstion, xhr.status should do what I want. However, when I try the same in my original code (txt_status replaced with jqxhr.status), I keep getting jqxhr.status of 0. Here's a screenshot: twitpic.com/4alsqj
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Pure JavaScript Send POST Data Without a Form
Is there a way to send data using the POST method without a form and without refreshing the page using only pure JavaScript (not jQuery $.post() )? Maybe httprequest or something else (just can't find it now)?
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How to set a JavaScript breakpoint from code in Chrome?
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You can also use debug(function), to break when function is called.
Command Line API Reference: debug
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How to fade to display: inline-block
...y page I have a bunch (about 30) dom nodes that should be added invisible, and fade in when they are fully loaded.
The elements need a display: inline-block style.
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SQLite in Android How to update a specific row
I've been trying to update a specific row for a while now, and it seems that there are two ways to do this. From what I've read and tried, you can just use the:
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MySQL Query GROUP BY day / month / year
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GROUP BY YEAR(record_date), MONTH(record_date)
Check out the date and time functions in MySQL.
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Set folder browser dialog start location
...Grants answer below: He rightly explains that the RootFolder must be set, and the SelectedPath must be below that RootFolder in order to work.
– Dr Snooze
Jan 17 '15 at 14:24
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How do I kill all the processes in Mysql “show processlist”?
Because I see a lot of processes there, and the "time" column shows big values for all of them.
23 Answers
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Determine if code is running as part of a unit test
...n. It only needed to do this once, then cache the result. Ugly, but simple and effective.
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