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Datatables: Cannot read property 'mData' of undefined
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@foxontherock, by convention it does. What you are describing is custom configuration which I'm aware of, but if you do not provide a custom config, then it defaults to convention which my answer addresses
– Moses Machua
Ju...
How to detect page zoom level in all modern browsers?
...Works perfect, also on mobile devices. It is also quite interesting to see what mobile devices have what devicePixelRatio. This also greatly helped me switching a fixed element to absolutely positioned element when the zoom event occurs, or when the inital value of devicePixelRatio changes. Perfect!...
Redis: possible to expire an element in an array or sorted set?
Is it currently only possible to expire an entire key/value pair? What if I want to add values to a List type structure and have them get auto removed 1 hour after insertion. Is that currently possible, or would it require running a cron job to do the purging manually?
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MySQL Creating tables with Foreign Keys giving errno: 150
... worth using MySQL's SHOW CREATE TABLE on your main table to check exactly what flags are set against your main index column, then copy them to your foreign key column. There might be things there, like "unsigned" that aren't obvious.
– Ambulare
Sep 29 '14 at 1...
Java: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification
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Here's what reliably works for me on macOS. Make sure to replace example.com and 443 with the actual hostname and port you're trying to connect to, and give a custom alias. The first command downloads the provided certificate from t...
How to export JavaScript array info to csv (on client side)?
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From what I know, there isn't a way to do that using window.open. However, you can create a hidden link that has a download attribute set to the file name you desire. Then "clicking" this link will download the file in the name yo...
Android Google Maps v2 - set zoom level for myLocation
...dify the onLocationChanged method to be like the one below, you can choose whatever zoom level you like:
@Override
public void onLocationChanged(Location location)
{
if( mListener != null )
{
mListener.onLocationChanged( location );
//Move the camera to the user's location...
Merging 2 branches together in GIT
...ted to use GIT and think its wonderful, however I'm a little confused over what the merge command does.
3 Answers
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SQL - Rounding off to 2 decimal places
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@u07ch what is the purpose of using round() when you are already using a cast?
– Ram
Aug 23 '14 at 12:20
16
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Node.js spawn child process and get terminal output live
...eceive events on stdout or stderr).
Synchronous
If you want node to stop what it's doing and wait until the script completes, you can use the synchronous version:
child_process.spawnSync(...); (Node v0.11.12+)
Issues with this method:
If the script takes a while to complete, your server will h...