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Javascript add leading zeroes to date
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Here is an example from the Date object docs on the Mozilla Developer Network using a custom "pad" function, without having to extend Javascript's Number prototype. The handy function they give as an example is
function pad(n){return n<10 ?...
Is there a goto statement in Java?
... Goto being a reserved keyword in Java is great because it prevents people from naming labels "goto:".
– Winter
Jun 23 '17 at 17:01
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What is the purpose of Serialization in Java?
...iles are simple: words!
Now for each project, I needed to read the words from each of these files and put them into different arrays; as the contents of the file never changed, it became a common, however redundant, task after the first project.
So, what I did is that I created one object to rea...
Font Awesome not working, icons showing as squares
... with Amazon Cloudfront CDN but it got resolved after I started loading it from maxcdn
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How to change color in markdown cells ipython/jupyter notebook?
...that, is to enter a LaTeX environment within the notebook and change color from there (which is great if you are more fluent in LaTeX than in HTML). Example:
$\color{red}{\text{ciao}}$
would display ciao in red.
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`find -name` pattern that matches multiple patterns
...d the escaped parenthesis unless you are doing some additional mods. Here from the man page they are saying if the pattern matches, print it. Perhaps they are trying to control printing. In this case the -print acts as a conditional and becomes an "AND'd" conditional. It will prevent any .c file...
How can I “disable” zoom on a mobile web page?
...vice-width, initial-scale=1.0">
Prevent scaling- and prevent the user from being able to zoom:
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
Removing all zooming, all scaling
<meta name="viewport" content="user-scalable=no, ...
Base 64 encode and decode example code
...ting older versions of Android so I'm using Robert Harder's Base64 library from http://iharder.net/base64
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加密签名使用指导 · App Inventor 2 中文网
...thon3 -m pip install pycryptodome
import base64
import hashlib
import hmac
from Crypto.Cipher import AES
from Crypto.Util.Padding import pad, unpad
key, iv = b'1234567890123456', b'abcdefghijklmnop'
cipher = base64.b64encode(AES.new(key, AES.MODE_CBC, iv).encrypt(pad('hello 世界'.encode('utf-8'), ...
Print list without brackets in a single row
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@FredrickGauss if you add from __future__ import print_function it'll work in python 2 as well.
– Anthony Sottile
Aug 26 '17 at 22:07
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