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Mercurial stuck “waiting for lock”
...uses that process to fail -- ie, a bug in Mercurial, a machine going down, etc -- the lock files remain, not cleaned up. I believe the suggestions here to delete the lock files manually are to address those cases where the repository was somehow left in an "unclean" state. Calling it "blindly removi...
How to add a new audio (not mixing) into a video using ffmpeg?
...filter allows you to choose the desired channel layout (mono, stereo, 5.1, etc) and the sample rate.
ffmpeg -i video.mp4 -f lavfi -i anullsrc=channel_layout=stereo:sample_rate=44100 \
-c:v copy -shortest output.mp4
Also see
Combine two audio streams into one
FFmpeg Wiki: Audio Channel Manipulation...
What's the best way to convert a number to a string in JavaScript? [closed]
... string (in terms of speed advantage, clarity advantage, memory advantage, etc) ?
23 Answers
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How to convert existing non-empty directory into a Git working directory and push files to a remote
...t rejects because remote contains some minor changes (.README, .gitignore, etc.), try git pull origin master --allow-unrelated-histories to do a merge.
– karlisup
Dec 28 '16 at 12:11
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Error: No default engine was specified and no extension was provided
...(__dirname, 'views'));
app.set('view engine', 'jade');
//swap jade for ejs etc
You'll need the res.render lines when using a view engine as well. Something like this:
// error handlers
// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
app.use(function...
A numeric string as array key in PHP
...andled as string since these were names for input fields (as in shoe sizes etc,..)
When I used $data = array_merge($data, $extra); PHP would 're-order' the keys. In an attempt doing the ordering, the integer keys (I tried with
Xcode 5 & Asset Catalog: How to reference the LaunchImage?
...tually an asset catalog on the device. If you look using iFunBox/iExplorer/etc (or on the simulator, or in the build directory) you can see the final names, and then write code to use them - eg. for an iOS7-only iPhone-only project, this will set the right launch image:
NSString *launchImage;
if (...
Move existing, uncommitted work to a new branch in Git
...ed usage of checkout (switching branches, restoring files, detaching HEAD, etc.)
Starting with this version of Git, replace above's command with:
git switch -c <new-branch>
The behavior is identical and remains unchanged.
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How do I do an OR filter in a Django query?
...me = 'doe'
This way there is no need to deal with or operators, reduce's etc.
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How to add to the PYTHONPATH in Windows, so it finds my modules/packages?
...han_amn I mean the wrapping directory that contains the lib, bin, libexec, etc. Typically these directories are named Python[VERSION_NUMBER]/, but I have also seen python/[VERSION_NUMBER]. Hope this helps
– Delicia Brummitt
May 11 '17 at 14:18
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