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Regex empty string or email
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edited Feb 21 '11 at 9:08
answered Feb 21 '11 at 9:02
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jquery UI dialog: how to initialize without a title bar?
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No == operator found while comparing structs in C++
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In C++, structs do not have a comparison operator generated by default. You need to write your ...
facebook: permanent Page Access Token?
...hat appears in the "Access Token" field is your short-lived access token.
2. Generate Long-Lived Access Token
Following these instructions from the Facebook docs, make a GET request to
https://graph.facebook.com/v2.10/oauth/access_token?grant_type=fb_exchange_token&client_id={app_id}&c...
Print array elements on separate lines in Bash?
...te argument, while "$*"
expands to the args merged into one argument: "$1c$2c..." (where c is
the first char of IFS).
You almost always want "$@". Same goes for "${arr[@]}".
Always quote them!
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What's quicker and better to determine if an array key exists in PHP?
Consider these 2 examples...
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Reference — What does this symbol mean in PHP?
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Android Calling JavaScript functions in WebView
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edited Mar 10 '12 at 1:29
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answered Dec 2 '10 at 0:43
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Cannot add or update a child row: a foreign key constraint fails
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Is onload equal to readyState==4 in XMLHttpRequest?
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It should be the same thing. onload was added in XMLHttpRequest 2 whereas onreadystatechange has been around since the original spec.
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