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How to check size of a file using Bash?
...he output format, you can also look at stat. On Linux, you'd start with something like stat -c '%s' file.txt, and on BSD/Mac OS X, something like stat -f '%z' file.txt.
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How to vertically center divs? [duplicate]
I'm trying to make a small username and password input box.
17 Answers
17
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How to add an Access-Control-Allow-Origin header
...1.com,http://site2.com
(Multiple values are not supported in current implementations)
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How can I transform string to UTF-8 in C#?
...String = Encoding.UTF8.GetString(bytes);
Another thing you may have to remember: If you are using Console.WriteLine to output some strings, then you should also write Console.OutputEncoding = System.Text.Encoding.UTF8;!!! Or all utf8 strings will be outputed as gbk...
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What is an example of the simplest possible Socket.io example?
...en trying to understand Socket.io lately, but I am not a supergreat programmer, and almost every example I can find on the web (believe me I have looked for hours and hours), has extra stuff that complicates things. A lot of the examples do a bunch of things that confuse me, or connect to some weird...
Log all queries in mysql
Is it possible for me to turn on audit logging on my mysql database?
10 Answers
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How to create a cron job using Bash automatically without the interactive editor?
Does crontab have an argument for creating cron jobs without using the editor (crontab -e). If so, What would be the code create a cronjob from a Bash script?
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Getting value of select (dropdown) before change
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previous = this.value;
}).change(function() {
// Do something with the previous value after the change
alert(previous);
// Make sure the previous value is updated
previous = this.value;
});
})();
Working example: http://jsfiddle.net/x5PKf/766
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MySQL: Fastest way to count number of rows
...MyISAM engine actually stores row count, it doensn't count all rows each time you try to count all rows. (based on primary key's column)
Using PHP to count rows is not very smart, because you have to send data from mysql to php. Why do it when you can achieve the same on the mysql side?
If the COU...
Select all elements with “data-” attribute without using jQuery
Using only JavaScript, what is the most efficient way to select all DOM elements that have a certain data- attribute (let's say data-foo ). The elements may be different tag elements.
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