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What does @@variable mean in Ruby?
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A variable prefixed with @ is an instance variable, while one prefixed with @@ is a class variab...
Git submodule update
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This GitPro page does summarize the consequence of a git submodule update nicely
When you ru...
CSRF Token necessary when using Stateless(= Sessionless) Authentication?
...nformation about CSRF + using no cookies for authentication:
https://auth0.com/blog/2014/01/07/angularjs-authentication-with-cookies-vs-token/
"since you are not relying on cookies, you don't need to protect against cross site requests"
http://angular-tips.com/blog/2014/05/json-web-tokens-introduc...
Hidden features of Python [closed]
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740
votes
Chaining comparison operators:
>>> x = 5
>>> 1 < x <...
How do you reverse a string in place in C or C++?
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30 Answers
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Histogram Matplotlib
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240
import matplotlib.pyplot as plt
import numpy as np
mu, sigma = 100, 15
x = mu + sigma * np.rand...
How do I move a redis database from one server to another?
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110
Save a snapshot of the database into a dump.rdb by either running BGSAVE or SAVE from the comman...
Git branch diverged after rebase
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When you rebase a branch, you have to rewrite the commits for any commit which is above the comm...
Laravel Migration Change to Make a Column Nullable
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280
Laravel 5 now supports changing a column; here's an example from the offical documentation:
Sch...
How do you set the max number of characters for an EditText in Android?
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10 Answers
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