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querySelector and querySelectorAll vs getElementsByClassName and getElementById in JavaScript
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answered Jan 17 '13 at 11:01
QuentinQuentin
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Configure apache to listen on port other than 80
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139
In /etc/apache2/ports.conf, change the port as
Listen 8079
Then go to /etc/apache2/sites-en...
How to convert JSON to CSV format and store in a variable
...n to csv is to use the map function without any framework:
var json = json3.items
var fields = Object.keys(json[0])
var replacer = function(key, value) { return value === null ? '' : value }
var csv = json.map(function(row){
return fields.map(function(fieldName){
return JSON.stringify(row[fi...
How to calculate percentage with a SQL statement
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How do you run a Python script as a service in Windows?
...braries that come included with ActivePython or can be installed with pywin32 (Python for Windows extensions).
This is a basic skeleton for a simple service:
import win32serviceutil
import win32service
import win32event
import servicemanager
import socket
class AppServerSvc (win32serviceutil.Ser...
How do you Encrypt and Decrypt a PHP String?
...nticate the ciphertext with HMAC-SHA-256 (or, for the stream ciphers, Poly1305 -- most libsodium APIs do this for you). The MAC should cover the IV as well as the ciphertext!
Decryption:
Unless Poly1305 or GCM is used, recalculate the MAC of the ciphertext and compare it with the MAC that was sent...
Using Vim's tabs like buffers
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edited Jul 3 '12 at 17:41
OliverUv
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answered Sep 19 ...
How can I avoid running ActiveRecord callbacks?
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edited Dec 3 '10 at 4:01
answered Mar 11 '09 at 4:29
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Shell command to tar directory excluding certain files/folders
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ericosg
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answered Jun 11 '09 at 23:11
Charles MaCharles Ma
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Comparing two dataframes and getting the differences
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