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Does Python have a ternary conditional operator?
...rator from many other languages (such as C, C++, Go, Perl, Ruby, Java, Javascript, etc.), which may lead to bugs when people unfamiliar with Python's "surprising" behaviour use it (they may reverse the argument order).
Some find it "unwieldy", since it goes contrary to the normal flow of thought (th...
Authenticate with GitHub using a token
... your deploy key at integration-time, by adding to your yaml file:
before_script:
- openssl aes-256-cbc -k "$password" -d -a -in my_key.enc -out my_deploy_key
- echo -e "Host github.com\n IdentityFile /path/to/my_deploy_key" > ~/.ssh/config
- echo "github.com ssh-rsa AAAAB3NzaC1yc2EAAAAB...
How do I use the lines of a file as arguments of a command?
...u couldn't iterate over each line individually. For that you could write a script with a 'for' loop:
for line in `cat input_file`; do some_command "$line"; done
Or (the multi-line variant):
for line in `cat input_file`
do
some_command "$line"
done
Or (multi-line variant with $() instead of...
How to create nonexistent subdirectories recursively using Bash?
I am creating a quick backup script that will dump some databases into a nice/neat directory structure and I realized that I need to test to make sure that the directories exist before I create them. The code I have works, but it seems that there is a better way to do it. Any suggestions?
...
How to create a zip archive of a directory in Python?
...n I create a zip archive of a directory structure in Python?
In a Python script
In Python 2.7+, shutil has a make_archive function.
from shutil import make_archive
make_archive(
'zipfile_name',
'zip', # the archive format - or tar, bztar, gztar
root_dir=None, # root for archi...
Groovy / grails how to determine a data type?
... Then what is this? def test = {} println test.getClass() class Script1$_run_closure1 ??
– Petrunov
May 24 '17 at 15:33
...
What is the proper way to use the node.js postgresql module?
...hen opening up a 1-off client to kill some
hung stuff or in command line scripts.
One very helpful thing is to centralize all access to your database in your app to one file. Don't litter pg.connect calls or new clients throughout. Have a file like db.js that looks something like this:
module....
Show MySQL host via SQL Command
...et the current connected remote host IP within SQL. Reason, longevity of a script I can't be 100% sure within my code that we're connected to the same host!!
– Craig Stewart
Nov 27 '11 at 3:16
...
how to draw directed graphs using networkx in python?
I have some nodes coming from a script that I want to map on to a graph. In the below, I want to use Arrow to go from A to D and probably have the edge colored too in (red or something).
...
Is it possible to put CSS @media rules inline?
...
Note to future explorers that the <script> tag is often stripped by email clients when an email is forwarded, so people tend towards using in-line styles for emails. And this means no media queries. I'm currently searching for the best practices for this si...