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Python argparse command line flags without arguments
...:
Source: myparser.py
import argparse
parser = argparse.ArgumentParser(description="Flip a switch by setting a flag")
parser.add_argument('-w', action='store_true')
args = parser.parse_args()
print args.w
Usage:
python myparser.py -w
>> True
...
How to select an element by classname using jqLite?
...If elem.find() is not working for you, check that you are including JQuery script before angular script....
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phpinfo() - is there an easy way for seeing it?
...the function call. Obviously, the best approach would be to have a phpinfo script in the root of your web server directory, that way you have access to it at all times via http://localhost/info.php or something similar (NOTE: don't do this in a production environment or somewhere that is publicly ac...
Why do I need 'b' to encode a string with Base64?
... it corresponds to.
Base-64 Encoding in Python 3
Originally the question title asked about Base-64 encoding. Read on for Base-64 stuff.
base64 encoding takes 6-bit binary chunks and encodes them using the characters A-Z, a-z, 0-9, '+', '/', and '=' (some encodings use different characters in plac...
CORS - How do 'preflight' an httprequest?
...t I own). I have read several techniques for working with the cross domain scripting limitations. Because my service must accommodate both GET and POST requests I cannot implement some dynamic script tag whose src is the URL of a GET request. Since I am free to make changes at the server I have begu...
Node.js version on the command line? (not the REPL)
...5
If u have node.exe then in node you can give.
>process
process {
title: 'node',
version: 'v6.9.5',
.......
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Get time difference between two dates in seconds
...- startDate) / 1000 as pointed out in the comments unless you're using typescript.
The explanation
You need to call the getTime() method for the Date objects, and then simply subtract them and divide by 1000 (since it's originally in milliseconds). As an extra, when you're calling the getDate() met...
Replacing H1 text with a logo image: best method for SEO and accessibility?
...t;img src="logo.png" alt="Stack Overflow" />
</a>
</h1>
title in href and img to h1 is very, very important!
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CSRF Token necessary when using Stateless(= Sessionless) Authentication?
...rage
User clicks a link, which loads a new page (= a real link, and no javascript content-replace)
You can still access the token from sessionStorage
To logout, you can either manually delete the token from sessionStorage or wait for the user to close the browser window, which will clear all stored ...
How to hide command output in Bash
I want to make my Bash scripts more elegant for the end user. How do I hide the output when Bash is executing commands?
7 A...