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Version number comparison in Python
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Now you've merged all the good ideas from the others into your solution ... :-P still, this is pretty much what I'd do after all. I'll accept this answer. Thanks, everyone
– Johannes Charra
Nov 11 '09 at 10:36
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Should I instantiate instance variables on declaration or in the constructor?
...the compiler:
{
a = new A();
}
Check Sun's explanation and advice
From this tutorial:
Field declarations, however, are not part of any method, so they cannot be executed as statements are. Instead, the Java compiler generates instance-field initialization code automatically and puts it...
Find and Replace Inside a Text File from a Bash Command
...nvoke sed to do an in-place edit due to the -i option. This can be called from bash.
If you really really want to use just bash, then the following can work:
while read a; do
echo ${a//abc/XYZ}
done < /tmp/file.txt > /tmp/file.txt.t
mv /tmp/file.txt{.t,}
This loops over each line, doi...
In Java, when should I create a checked exception, and when should it be a runtime exception? [dupli
... the cheaper it is to fix it, I prefer CheckedExceptions for this reason.
From a philosophical point of view, a method call is a contract to some degree between the caller and the called. Since the compiler enforces the types of parameters that are passed in, it seems symmetrical to let it enforce...
How to migrate GIT repository from one server to a new one
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Would this only copy a single branch from the old repository to the new one?
– Andrew Grimm
Feb 28 '12 at 23:42
34
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setuptools vs. distutils: why is distutils still a thing?
...ools should be preferred to distutils, and I see where your question comes from, however I don't see distutils losing support anytime soon, as, simply put, it is used in many cases with some popular legacy programs. And as you probably know changing these sorts of things in legacy programs can be qu...
git still shows files as modified after adding to .gitignore
...m -r --cached .idea/
When you commit the .idea/ directory will be removed from your git repository and the following commits will ignore the .idea/ directory.
PS: You could use .idea/ instead of .idea/* to ignore a directory. You can find more info about the patterns on the .gitignore man page.
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How do you use “git --bare init” repository?
...u almost always update a bare repository by pushing to it (using git push) from another repository.
Note that in this case you'll need to first allow people to push to your repository. When inside test_repo.git, do
git config receive.denyCurrentBranch ignore
Community edit
git init --bare --sha...
Automatic post-registration user authentication
We're building a business app from the ground up in Symfony 2, and I've run into a bit of a snag with the user registration flow: after the user creates an account, they should be automatically logged in with those credentials, instead of being immediately forced to provide their credentials again.
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Verifying signed git commits?
...the formatted tag object.
This allows callers to cross-check the tagname from refs/tags with
the tagname from the tag object header upon GPG verification.
Git 2.16 (Q1 2018) will allow the commit signature verification to be even more automated, with the merge.verifySignatures configuration ...