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How to retrieve the hash for the current commit in Git?
I would like to retain (for now) the ability to link Git changesets to workitems stored in TFS.
20 Answers
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How to thoroughly purge and reinstall postgresql on ubuntu? [closed]
...ake sure PostgreSQL isn't running. ps -C postgres should show no results.
Now run:
apt-get --purge remove postgresql\*
to remove everything PostgreSQL from your system. Just purging the postgres package isn't enough since it's just an empty meta-package.
Once all PostgreSQL packages have been r...
How to pull remote branch from somebody else's repo
...tHub for checking out the PR branch from another user's fork. You need to know the pull request ID (which GitHub displays along with the PR title).
Example:
Fixing your insecure code #8
alice wants to merge 1 commit into your_repo:master from her_repo:branch
git checkout -b <branch>
git pul...
Do AJAX requests retain PHP Session info?
... (<-- see e.g. the topmost comment there) is a separate question, let's now stick to the current one, with just one side-note: the most prominent issue with URL-based sessions -- the blatant visibility of the naked session ID -- is not an issue with internal Ajax calls; but then, if it's turned o...
Transport endpoint is not connected
... This doesn't exactly fix it but I guess it's the best answer for now.
– Alexis Tyler
Oct 1 '14 at 8:49
3
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Get the name of an object's type
... return (results && results.length > 1) ? results[1] : "";
};
Now, all of your objects will have the function, getName(), that will return the name of the constructor as a string. I have tested this in FF3 and IE7, I can't speak for other implementations.
If you don't want to do that, h...
What is “Linting”?
...able constructs (likely to be bugs) in C language source code. The term is now applied generically to tools that flag suspicious usage in software written in any computer language.
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Application not picking up .css file (flask/python)
... "{{ url_for('static',filename='styles/mainpage.css') }}">
Flask will now look for the css file under static/styles/mainpage.css
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Downloading all maven dependencies to a directory NOT in repository?
...e you need your app's dependencies for whatever reason. I'm using it right now to inspect the dependent libraries for redundant API definitions (e.g. some libraries will include Javax APIs, which can conflict with other versions of the same API), but it's also good if your app needs its dependencies...
What is output buffering?
...processes the HTML.
All the fancy stuff we can do with PHP strings, we can now do with our whole HTML page as one variable.
If you've ever encountered the message "Warning: Cannot modify header information - headers already sent by (output)" while setting cookies, you'll be happy to know that output...