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What does collation mean?
...'s very different from the database's native one. And if you use temporary tables, you must also keep track of tempdb's collation... But you do can do it.
– Joe Pineda
May 16 '13 at 0:09
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Rails: select unique values from a column
...nt a Model object, that would need to be instantiated from a record in the table. But you're not selecting a record just a unique value (from what may be multiple records).
– Benissimo
Jan 9 '15 at 15:34
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Loop through all the files with a specific extension
...clude it.
EDIT: Any protips for how to format the data in the answer as a table would be helpful!
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Formatting NSDate into particular styles for both year, month, day, and hour, minute, seconds
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iPhone format strings are in Unicode format. Behind the link is a table explaining what all the letters above mean so you can build your own.
And of course don't forget to release your date formatters when you're done with them. The above code leaks format, now, and inFormat.
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Does IE9 support console.log, and is it a real function?
...roupEnd', 'info', 'log',
'markTimeline', 'profile', 'profileEnd', 'table', 'time', 'timeEnd',
'timeStamp', 'trace', 'warn'
];
var length = methods.length;
var console = (window.console = window.console || {});
while (length--) {
method = methods[length];
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Convert JS date time to MySQL datetime
... In most cases storing the UTC may be better, and in either case your data table should probably give location info in one field. Alternatively, to convert to local time is pretty easy: use ... - Date.getTimezoneOffset() * 60 * 1000 (NB also adjusts for Daylight Saving Time where applicable).
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How To Set A JS object property name from a variable
...34+, Chrome 44+, Opera 31+, Safari 7.1+
(https://kangax.github.io/compat-table/es6/)
You can add support to older browsers by using a transpiler such as babel. It is easy to transpile an entire project if you are using a module bundler such as rollup or webpack.
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Variable name as a string in Javascript
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Typically, you would use a hash table for a situation where you want to map a name to some value, and be able to retrieve both.
var obj = { myFirstName: 'John' };
obj.foo = 'Another name';
for(key in obj)
console.log(key + ': ' + obj[key]);
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Core Data: Quickest way to delete all instances of an entity
...aking multiple seconds to delete all 4000 entries from just one of several tables. This is too long for the user to wait. Same request directly with sqlite seems instantaneous.
– David
Jul 23 '12 at 4:49
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How do I lowercase a string in C?
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@J.F.: i see, they've used table, but i can optimize: for ( ; *p; ++p) if(*p > 'Z') {continue;} else if (*p < 'A') {continue;} else {*p = *p|0x60;}
– Oleg Razgulyaev
Apr 18 '10 at 20:27
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