大约有 40,000 项符合查询结果（耗时：0.0361秒） [XML]
Get current date/time in seconds
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@Nick - I think all examples are necessarily speculative and will sound contrived - but I'll take a shot :) Suppose you have data time stamped with unix time, and want to determine it's age. More though I think this is what is most likely me...
When would I use XML instead of SQL? [closed]
... would be more useful than the approach I've always used, which is storing all of my data in a (My)SQL database and then using PHP/Python/etc. to work with it on the web as needed.
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Search and replace in bash using regular expressions
...'s are processed in order. Also, the g flag for the expression will match all occurrences in the input.
You can also pick your favorite tool using this method, i.e. perl, awk, e.g.:
echo "$MYVAR" | perl -pe 's/[a-zA-Z]/X/g and s/[0-9]/N/g'
This may allow you to do more creative matches... For ...
Any way to select without causing locking in MySQL?
...ere are locks and opposing to InnoDB those locks are table locks, blocking all requested WRITE locks and all subsequent queries during execution. The original question appears to be about InnoDB though and isolation levels are non-existent for MyISAM too - the docs for the SET TRANSACTION statement ...
Javascript add leading zeroes to date
... Very nice way of doing it. I think the accepted answer is really nice, but this even cleaner in my opinion
– Binke
Jan 19 '16 at 10:52
1
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Count the number of occurrences of a string in a VARCHAR field?
...rough text that also has words with capitalized letters (like German where all nouns are written with capitalized letter). The REPLACE only replaces exact matches. To consider all words you need to change the replace above to: LENGTH( REPLACE ( LOWER(description), "value", "") ) and make sure that "...
How do I modify the URL without reloading the page?
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@CHiRiLo check out history.js which provides a fallback for browsers that don't support the HTML5 history API.
– David Murdoch
Sep 19 '12 at 22:21
25
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Styling HTML email for Gmail
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}
</style>
<xml>
<o:OfficeDocumentSettings>
<o:AllowPNG/>
<o:PixelsPerInch>96</o:PixelsPerInch>
</o:OfficeDocumentSettings>
</xml>
<![endif]-->
This is just a simple example, but, who know, it might come in handy some time.
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How do you detect the clearing of a “search” HTML5 input?
...Javascript or jQuery other than, say, detecting when the box is clicked at all or doing some sort of location click-detecting (x-position/y-position)?
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How to get the file name from a full path using JavaScript?
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Just for the sake of performance, I tested all the answers given here:
var substringTest = function (str) {
return str.substring(str.lastIndexOf('/')+1);
}
var replaceTest = function (str) {
return str.replace(/^.*(\\|\/|\:)/, '');
}
var execTest = function...