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Get the first element of an array
... a array "copy" is needed:
array_shift(array_slice($array, 0, 1));
With PHP 5.4+ (but might cause an index error if empty):
array_values($array)[0];
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Where to store global constants in an iOS application?
...sets of constants to include before #include-ing the constants file (stops all those "defined but not used" compiler warnings).
– user244343
Aug 19 '11 at 2:26
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How to send JSON instead of a query string with $.ajax?
... JSON.stringify(data),
contentType: "application/json",
complete: callback
});
Note that the JSON object is natively available in browsers that support JavaScript 1.7 / ECMAScript 5 or later. If you need legacy support you can use json2.
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How do I do a not equal in Django queryset filtering?
... @danigosa That doesn't seem right. I just tried this myself, and the order of exclude and filter calls didn't make any meaningful difference. The order of the conditions in the WHERE clause changes, but how does that matter?
– coredumperror
Apr 7 '16 at 1...
RE error: illegal byte sequence on Mac OS X
...feedback. stackoverflow.com/a/35046218/9636
– Heath Borders
Jan 27 '16 at 19:22
LC_CTYPE=C sed 's/.*/&/' <<&...
Should I use the datetime or timestamp data type in MySQL?
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Timestamps in MySQL are generally used to track changes to records, and are often updated every time the record is changed. If you want to store a specific value you should use a datetime field.
If you meant that you want to decide between using a UNIX ...
How to saveHTML of DOMDocument without HTML wrapper?
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All of these answers are now wrong, because as of PHP 5.4 and Libxml 2.6 loadHTML now has a $option parameter which instructs Libxml about how it should parse the content.
Therefore, if we load the HTML with these options
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What's the difference between RANK() and DENSE_RANK() functions in oracle?
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RANK gives you the ranking within your ordered partition. Ties are assigned the same rank, with the next ranking(s) skipped. So, if you have 3 items at rank 2, the next rank listed would be ranked 5.
DENSE_RANK again gives you the ranking within your ordered part...
Nginx 403 forbidden for all files
I have nginx installed with PHP-FPM on a CentOS 5 box, but am struggling to get it to serve any of my files - whether PHP or not.
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Text Editor which shows \r\n? [closed]
...en the View menu, open the Show Symbols slide out, and select either "Show all characters" or "Show end-of-line characters".
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