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In Ruby on Rails, how do I format a date with the “th” suffix, as in, “Sun Oct 5th”?
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Just note this isn't in the standard library.
– Chris Lloyd
Feb 1 '11 at 11:34
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How to delete from multiple tables in MySQL?
...m trying to delete from a few tables at once. I've done a bit of research, and came up with this
7 Answers
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How to check if an option is selected?
...Query!, but use it when you need it, not when it give nothing but overhead and more code.
– gdoron is supporting Monica
Apr 18 '12 at 16:31
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How can I analyze Python code to identify problematic areas?
...e results.
+1 for pylint. It is great at verifying adherence to coding standards (be it PEP8 or your own organization's variant), which can in the end help to reduce cyclomatic complexity.
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javascript check for not null
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Try to check with 'null'
if ('null' != val)
For an explanation of when and why this works, see the details below.
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How to check if an array value exists?
...ray_search
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* array_search — Searches the array for a given value
* and returns the corresponding key if successful
*
* DOES NOT WORK FOR MULTI-DIMENSIONAL ARRAY
*++++++++++++++++++++++++++++++++++++++++++++++
*/
$something = array('a' => 'bla', 'b' => 'omg');
if (array_search('bla'...
JavaScript: client-side vs. server-side validation
...k to the average user. For example, if they enter an invalid email address and move to the next field, you can show an error message immediately. That way the user can correct every field before they submit the form.
If you only validate on the server, they have to submit the form, get an error mes...
Can't seem to discard changes in Git
After seeing the following from the command line:
19 Answers
19
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In Javascript, how to conditionally add a member to an object?
... b: conditionB ? 5 : undefined,
c: conditionC ? 5 : undefined,
// and so on...
});
And obtain the results you expect (if conditionB is false, then b will not exist in a).
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Is there a concise way to iterate over a stream with indices in Java 8?
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.filter(n -> n.length() <= index.incrementAndGet())
.collect(Collectors.toList());
Note that using the latter method on a parallel stream could break as the items would not necesarily be processed "in order".
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