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How to validate an OAuth 2.0 access token for a resource server?
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Update Nov. 2015: As per Hans Z. below - this is now indeed defined as part of RFC 7662.
Origi...
How to create local notifications?
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Here is sample code for LocalNotification that worked for my project.
Objective-C:
This code ...
How to validate an email address using a regular expression?
...e more sophisticated patterns in Perl and PCRE (regex library used e.g. in PHP) can correctly parse RFC 5322 without a hitch. Python and C# can do that too, but they use a different syntax from those first two. However, if you are forced to use one of the many less powerful pattern-matching language...
Finding all cycles in a directed graph
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@user1988876 This appears to find all cycles involving a given vertex (which would be start). It starts at that vertex and does a DFS until it gets back to that vertex again, then it knows it found a cycle. But it doesn't actually ...
How do SQL EXISTS statements work?
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Think of it this way:
For 'each' row from Suppliers, check if there 'exists' a row in the Ord...
What is the JavaScript version of sleep()?
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Dan DascalescuDan Dascalescu
98.2k3636 gold badges263263 silver badges333333 bronze badges
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Getting exact error type in from DbValidationException
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98
If you don't have a catch block, you can replace ex with $exception and get the same result.
– Ecyrb
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Java: Date from unix timestamp
... time-of-day value of 22:30 instead of the 18:00 seen here. I suspect your PHP utility is implicitly applying a default time zone to adjust from UTC. My value here is UTC, signified by the Z (short for Zulu, means UTC). Any chance your machine OS or PHP is set to Asia/Kabul or Asia/Tehran time zones...
How to make button look like a link?
...t for the sake of simplicity i will use them here):
<a href="some/page.php" title="perform some js action" onclick="callFunction(this.href);return false;">watch and learn</a>
with this.href you can even access the target of the link in your function. return false will just prevent bro...
How to show line number when executing bash script
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devnulldevnull
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