mmrwoods

# dump all databases once every 24 hours
45 4 * * * root nice -n 19 su - postgres -c "pg_dumpall --clean" | gzip -9 > /var/local/backup/postgres/postgres_all.sql.gz

# vacuum all databases every night (full vacuum on Sunday night, lazy vacuum every other night)
45 3 * * 0 root nice -n 19 su - postgres -c "vacuumdb --all --full --analyze"
45 3 * * 1-6 root nice -n 19 su - postgres -c "vacuumdb --all --analyze --quiet"

# re-index all databases once a week
0 3 * * 0 root nice -n 19 su - postgres -c 'psql -t -c "select datname from pg_database order by datname;" | xargs -n 1 -I"{}" -- psql -U postgres {} -c "reindex database {};"'

dbarnett

import simplejson
import sqlalchemy
from sqlalchemy import String
from sqlalchemy.ext.mutable import Mutable

class JSONEncodedObj(sqlalchemy.types.TypeDecorator):
    """Represents an immutable structure as a json-encoded string."""

    impl = String

liamcurry

Moving from jQuery

Events

// jQuery
$(document).ready(function() {
  // code
})

jboner

Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference                           0.5 ns
Branch mispredict                            5   ns
L2 cache reference                           7   ns                      14x L1 cache
Mutex lock/unlock                           25   ns
Main memory reference                      100   ns                      20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy             3,000   ns        3 us
Send 1K bytes over 1 Gbps network       10,000   ns       10 us
Read 4K randomly from SSD*             150,000   ns      150 us          ~1GB/sec SSD

femmerling

# to be able to import ldap run pip install python-ldap 

import ldap
 
if __name__ == "__main__":
  	ldap_server="x.x.x.x"
	username = "someuser"
	password= "somepassword"
	# the following is the user_dn format provided by the ldap server
	user_dn = "uid="+username+",ou=someou,dc=somedc,dc=local"

mikeando

#include "HMyClass.h"
#include <stdio.h>

void my_eh( const char * error_message, void * unused)
{
  printf("my_eh: %s\n", error_message);
}

int main()
{

paulirish

// @license http://opensource.org/licenses/MIT
// copyright Paul Irish 2015


// Date.now() is supported everywhere except IE8. For IE8 we use the Date.now polyfill
//   github.com/Financial-Times/polyfill-service/blob/master/polyfills/Date.now/polyfill.js
// as Safari 6 doesn't have support for NavigationTiming, we use a Date.now() timestamp for relative values

// if you want values similar to what you'd get with real perf.now, place this towards the head of the page
// but in reality, you're just getting the delta between now() calls, so it's not terribly important where it's placed

branneman

var fn = function(arg1, arg2) {
    var str = '<p>aap ' + this.noot + ' ' + arg1 + ' ' + arg2 + '</p>';
    document.body.innerHTML += str;
};
var context = {
    'noot': 'noot'
};
var args = ['mies', 'wim'];

// Calls a function with a given 'this' value and arguments provided individually.

dypsilon

Frontend Development

Attention: the list was moved to

https://github.com/dypsilon/frontend-dev-bookmarks

This page is not maintained anymore, please update your bookmarks.

---

plentz

# to generate your dhparam.pem file, run in the terminal
openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048