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Why is semicolon allowed in this python snippet?
...needs this semi-colon thing, but somebody thought it would be nice to have and added it to the language.
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Seeding the random number generator in Javascript
Is it possible to seed the random number generator (Math.random) in Javascript?
13 Answers
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How do I enable EF migrations for multiple contexts to separate databases?
...ecause the Configuration.cs file already exists. If you rename that class and file, you should be able to run that 2nd Enable-Migrations, which will create another Configuration.cs.
You will then need to specify which configuration you want to use when updating the databases.
Update-Database -Con...
How to set environment variable for everyone under my linux system?
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man 8 pam_env
man 5 pam_env.conf
If all login services use PAM, and all login services have session required pam_env.so in their respective /etc/pam.d/* configuration files, then all login sessions will have some environment variables set as specified in pam_env's configuration file.
On ...
How to fix 'android.os.NetworkOnMainThreadException'?
I got an error while running my Android project for RssReader.
59 Answers
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Why is typeof null “object”?
I'm reading 'Professional Javascript for Web Developers' Chapter 4 and it tells me that the five types of primitives are: undefined, null, boolean, number and string.
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An error occurred while validating. HRESULT = '8000000A'
...evenv on an automatic build. I have gone through every website I can find, and the usual answers mention refreshing dependencies (Which I believe fixes it for manual deployment, but not for automatic) and removing the source control coding from the projects, which hasn't helped me.
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Delete specific line number(s) from a text file using sed?
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If you want to delete lines 5 through 10 and 12:
sed -e '5,10d;12d' file
This will print the results to the screen. If you want to save the results to the same file:
sed -i.bak -e '5,10d;12d' file
This will back the file up to file.bak, and delete the given li...
AngularJS : Why ng-bind is better than {{}} in angular?
I was in one of the angular presentation and one of the person in the meeting mentioned ng-bind is better than {{}} binding.
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How can I measure the similarity between two images? [closed]
...images with a text added vs. another without
mirrored images
The easiest and simplest algorithm I've seen for this is just to do the following steps to each image:
scale to something small, like 64x64 or 32x32, disregard aspect ratio, use a combining scaling algorithm instead of nearest pixel
sc...