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Get current directory name (without full path) in a Bash script
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No need for basename, and especially no need for a subshell running pwd (which adds an extra, and expensive, fork operation); the shell can do this internally using parameter expansion:
result=${PWD##*/} # to assign to a variable
printf '%s\n' "$...
Saving and loading objects and using pickle
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As for your second problem:
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "C:\Python31\lib\pickle.py", line
1365, in load encoding=encoding,
errors=errors).load() EOFError
After you have read the contents of the file, the file po...
How to set JFrame to appear centered, regardless of monitor resolution? [closed]
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I know this answer is really old but is there any possible way to do this in a static context? I'm deciding between working towards that or just dropping the public static void main(String[] args) that I for whatever reason wanted to use.
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When would you use a List instead of a Dictionary?
...ionary is fast for lookup operations, because is using hash function internally. That means, all the keys must be unique in dictionary.
Consider this examples:
List<KeyValuePair<int, string>> pairs = new List<KeyValuePair<int, string>>();
pairs.Add(new KeyValuePair<int,...
Is it possible to run selenium (Firefox) web driver without a GUI?
... is a post you can follow.
Here is the summary steps to set up Xvfb
#install Xvfb
sudo apt-get install xvfb
#set display number to :99
Xvfb :99 -ac &
export DISPLAY=:99
#you are now having an X display by Xvfb
s...
Why JavaScript rather than a standard browser virtual machine?
...n the browser rather than requiring the use of a specialized language -- really, a specialized paradigm -- for client scripting only?
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Easy way to pull latest of all git submodules
...ou just want to use the setting as stored in .gitmodules, you can automatically initialize the submodule with the --init option.
– patryk.beza
Mar 2 '16 at 22:59
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How to check if an appSettings key exists?
...sNullOrEmpty then your logic for "key doesn't exist" will run when you actually have a key with a blank string value as a valid setting
– nrjohnstone
Jul 7 '16 at 9:28
3
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How to reload .bash_profile from the command line?
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@StasS - . and source are literally the same thing in bash. From the link: "source is a synonym for dot/period '.' in bash, but not in POSIX sh, so for maximum compatibility use the period."
– Carl Norum
Jan 15 '17 at...
What are sessions? How do they work?
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@user137717 yes that is a possibility if you allow access to the session to literally "every one that presents the correct session id". There are a number of restrictions you can put in place, one of the easiest and most common is to store the client IP in the session: ...