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Simple insecure two-way data “obfuscation”?
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Other answers here work fine, but AES is a more secure and up-to-date encryption algorithm. This is a class that I obtained a few years ago to perform AES encryption that I have modified over time to be more friendly for web applications (e,g. I've built Encrypt/Decr...
How to pipe list of files returned by find command to cat to view all the files
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The backquotes work great and is more generalized, you can use this to cat a list of files from a file as well.
– Hazok
Sep 2 '11 at 18:31
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How can I fill out a Python string with spaces?
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@simon 's answer is more flexible and more useful when formatting more complex strings
– CoatedMoose
Jul 27 '13 at 7:08
4
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How can I remove the first line of a text file using bash/sed script?
...g is consistent across both tools. Check the FreeBSD or OS X man pages for more.
The BSD version can be much slower than sed, though. I wonder how they managed that; tail should just read a file line by line while sed does pretty complex operations involving interpreting a script, applying regular...
Why is f(i = -1, i = -1) undefined behavior?
...r operation on the same memory location.
For example, imagine that it was more efficient to zero the memory, then decrement it, compared with loading the value -1 in. Then this:
f(i=-1, i=-1)
might become:
clear i
clear i
decr i
decr i
Now i is -2.
It is probably a bogus example, but it is p...
Python argparse: How to insert newline in the help text?
...iling newlines are removed. To work around this, you can simply add two or more consecutive newlines; all but one newline will survive.
– MrMas
Mar 18 '16 at 16:04
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Why isn't my Pandas 'apply' function referencing multiple columns working? [closed]
... 0.976844 bar -0.773630 -0.570417
BTW, in my opinion, following way is more elegant:
In [53]: def my_test2(row):
....: return row['a'] % row['c']
....:
In [54]: df['Value'] = df.apply(my_test2, axis=1)
share
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Is there a way to get the git root directory in one command?
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git rev-parse --show-toplevel
If you want to replicate the Git command more directly, you can create an alias:
git config --global alias.root 'rev-parse --show-toplevel'
and now git root will function just as hg root.
Note: In a submodule this will display the root directory of the submodu...
New to unit testing, how to write great tests? [closed]
...s calculated is not checked - only that the result is correct. Keep adding more and more simple test cases like the above until you have have covered as many scenarios as possible. Use your code coverage tool to see if you have missed any interesting paths.
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How to implement onBackPressed() in Fragments?
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