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How to get the process ID to kill a nohup process?
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When using nohup and you put the task in the background, the background operator (&) will give you the PID at the command prompt. If your plan is to manually manage the process, you can save that PID and use it later to kill the process i...
Getting number of elements in an iterator in Python
...s are in an iterator in Python, in general, without iterating through each and counting?
16 Answers
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How to check if a variable is an integer in JavaScript?
How do I check if a variable is an integer in JavaScript, and throw an alert if it isn't? I tried this, but it doesn't work:
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When should I use jQuery deferred's “then” method and when should I use the “pipe” method?
...d. The deferred.then() method, which replaces it, should be used instead.
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As of jQuery 1.8, the deferred.then() method returns a new promise that can filter the status and values of a deferred through a function, replacing the now-deprecated deferred.pipe() method.
The examples below might st...
Logical operator in a handlebars.js {{#if}} conditional
Is there a way in handlebars JS to incorporate logical operators into the standard handlebars.js conditional operator? Something like this:
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Why not use exceptions as regular flow of control?
To avoid all standard-answers I could have Googled on, I will provide an example you all can attack at will.
24 Answers
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Convert SQLITE SQL dump file to POSTGRESQL
...n POSTGRESQL. I just updated my local database with a huge amount of data and need to transfer a specific table to the production database.
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How to tell which commit a tag points to in Git?
I have a bunch of unannotated tags in the repository and I want to work out which commit they point to. Is there a command that that will just list the tags and their commit SHAs? Checking out the tag and looking at the HEAD seems a bit too laborious to me.
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Create a submodule repository from a folder and keep its git commit history
...ations in a particular way. It contains some web demos in a demos folder and one of the demo should now have it's own repository. I would like to create a separate repository for this demo application and make it a subpackage submodule from main repository without losing its commit history.
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Regular expression to match DNS hostname or IP Address?
Does anyone have a regular expression handy that will match any legal DNS hostname or IP address?
21 Answers
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