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How to check if a file exists in the Documents directory in Swift?
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presumably those comments were that absoluteString doesn't work from a URL, but path does, which is what I found!
– CMash
Sep 27 '19 at 7:36
add a comm...
How can I reorder my divs using only CSS?
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Nice! Doesn't work for IE8 or lower though but you could use a conditional script for those browsers...
– Stuart Wakefield
Oct 11 '12 at 21:53
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How to get index of object by its property in JavaScript?
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Doing a map and then indexOf in the ES6 version does mean they'll be looping over the array twice. Instead you should use the findIndex method shown in my answer
– silverlight513
Mar 13 '19 at 11:23
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Unable to cast object of type 'System.DBNull' to type 'System.String`
...countNumber.ToString()
EDIT: Haven't paid attention to ExecuteScalar. It does really return null if the field is absent in the return result. So use instead:
return (accountNumber == null) ? string.Empty : accountNumber.ToString()
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Fragments onResume from back stack
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How does that work in terms of the fragment id you are querying by? How is it different for each fragment and the right one is found in the back stack?
– Manfred Moser
Jan 5 '12 at 22:20
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How do I change the background color of the ActionBar of an ActionBarActivity using XML?
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afaik, the support library itself doesn't have the ActionBar, for that you wil have to include the SherlockActionBar.
– David Miler
Oct 2 '12 at 15:53
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I need a Nodejs scheduler that allows for tasks at different intervals [closed]
...1 * * 1-5' - Runs every weekday (Monday through Friday) at 11:30:00 AM. It does not run on Saturday or Sunday.
Sample code: running job every 10 minutes:
var cron = require('cron');
var cronJob = cron.job("0 */10 * * * *", function(){
// perform operation e.g. GET request http.get() etc.
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What is fastest children() or find() in jQuery?
...ls to sibling(), filter(), and goes through a few more regexes than find() does.
find() and children() fulfill different needs, but in the cases where find() and children() would output the same result, I would recommend using find().
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How do I kill all the processes in Mysql “show processlist”?
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You need to kill them one by one, MySQL does not have any massive kill command. You can script it in any language, for example in PHP you can use something like:
$result = mysql_query("SHOW FULL PROCESSLIST");
while ($row=mysql_fetch_array($result)) {
$process_i...
How to download a branch with git?
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This does not appear to work for me. It says there's already a folder with that name (which, of course, there is)
– Jonathan Tuzman
Apr 4 '19 at 21:23
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