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What does the star operator mean, in a function call?
...le star turns an arbitrary number of arguments into a list, and the double start turns an arbitrary number of keyword arguments into a dictionary. E.g. def foo(*x) means "foo takes an arbitrary number of arguments and they will be accessible through the list x (i.e. if the user calls foo(1,2,3), x w...
How to backup a local Git repository?
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I started hacking away a bit on Yar's script and the result is on github, including man pages and install script:
https://github.com/najamelan/git-backup
Installation:
git clone "https://github.com/najamelan/git-backup.git"
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Best Practice for Exception Handling in a Windows Forms Application?
...r that you are getting into a function do a check to make sure that you're starting off with the right data and that the assumptions you're making are correct. Typical checks include, argument not null, argument in expected range etc.
When rethrowing preserve stack trace - This simply translates to ...
How is the java memory pool divided?
...bjects reside in an area called the heap. The heap is created when the JVM starts up and may increase or decrease in size while the application runs. When the heap becomes full, garbage is collected.
You can find more details about Eden Space, Survivor Space, Tenured Space and Permanent Generatio...
How can I split up a Git commit buried in history?
... git gui can in this department (notably editing hunks, staging everything starting from the current hunk, and searching for hunks by regex).
– Cascabel
Apr 3 '12 at 1:30
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SQL - many-to-many table primary key
...an an extremely high performance balanced multi-way tree structure.
For a start, it's never necessary to store or get at the table sorted, just the index. And the index won't be stored sequentially, it'll be stored in an efficient manner to be able to be retrieved quickly.
In addition, the vast ma...
Detect network connection type on Android
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@LaiVung When I answered this I had just started coding for Android and didn't know how to use the targetSdkVersion setting. I edited the post to remove the hack, thanks.
– Emil Davtyan
Mar 10 '13 at 20:44
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What is the difference between “px”, “dip”, “dp” and “sp”?
...on and sp for the font size of the button text, what happens when the user starts scaling? The text will enlarge, but will the button accommodate this by enlarging also?
– Wytze
Oct 5 '12 at 9:35
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Retargeting solution from .Net 4.0 to 4.5 - how to retarget the NuGet packages?
...xecuted update-package -reinstall in Package Manager Console. All packages started to be uninstalled and updated and all of a sudden Windows 8 restarted and when it got back it told "Your PC run into a problem and restarted. Do you want to send information to Microsoft?" :( Scaring... By the way, th...
How to publish a website made by Node.js to Github Pages?
... a website using Node.js as the server. As I know, the node.js file should start working by typing commands in terminal, so I'm not sure if Github Pages supports node.js-hosting. So what should I do?
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