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@jcxplorer
jcxplorer / uuid.js
Created February 12, 2011 16:58
UUID v4 generator in JavaScript (RFC4122 compliant)
function uuid() {
var uuid = "", i, random;
for (i = 0; i < 32; i++) {
random = Math.random() * 16 | 0;
if (i == 8 || i == 12 || i == 16 || i == 20) {
uuid += "-"
}
uuid += (i == 12 ? 4 : (i == 16 ? (random & 3 | 8) : random)).toString(16);
}
@robertsosinski
robertsosinski / fulltext-plpgsql.sql
Created June 10, 2011 15:51
Full-Text Search stored procedure
create or replace function p_search(search_query text, search_limit int default 10, search_page int default 1)
returns table (
id int,
model varchar,
search_rank real,
headlined_name text,
headlined_description text,
headlined_blank text
) as $$
declare
@simme
simme / Install_tmux
Created October 19, 2011 07:55
Install and configure tmux on Mac OS X
# First install tmux
brew install tmux
# For mouse support (for switching panes and windows)
# Only needed if you are using Terminal.app (iTerm has mouse support)
Install http://www.culater.net/software/SIMBL/SIMBL.php
Then install https://bitheap.org/mouseterm/
# More on mouse support http://floriancrouzat.net/2010/07/run-tmux-with-mouse-support-in-mac-os-x-terminal-app/
@jboner
jboner / latency.txt
Last active November 17, 2024 11:32
Latency Numbers Every Programmer Should Know
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
@influx6
influx6 / hasOwnPropertyshim
Created September 12, 2012 20:57
HasOwnProperty Shim
In my heavy search to both understand the underline code and functionality of most
of the libraries i am building and managing,the one pure function that seems to have always eluded me was the hasOwnProperty function attributed to all JS objects.
I know browser support is widespread and i thank God for that,but am not the
type to just use something i don't understand,after a long,
mind bending,play testing in the js console to both understand how the prototyping system
works,how and why new objects point directly to the prototype,i finally came up with a shim that works 90% of the time even far more better than that located in the Modernizr annotated source code,ya you heard me better.
It seems the trick was really on how prototypes and constructors are
assigned and also depends on you how deep you wish to go into that tree,since the 'in'(for in loop and others) handle going deep within the prototype
and object tree there is not need to try to recreate that,therefore this function searches only one level
@SunboX
SunboX / inlineworker.js
Created June 24, 2013 12:21
Create web workers without a separate worker JS files. Source: http://jsbin.com/owogib/8/
function worker() {
setInterval(function() {
postMessage({foo: "bar"});
}, 1000);
}
var code = worker.toString();
code = code.substring(code.indexOf("{")+1, code.lastIndexOf("}"));
var blob = new Blob([code], {type: "application/javascript"});
@ardan-bkennedy
ardan-bkennedy / GoMgoSample-1.go
Last active February 27, 2021 08:31
Sample Go and MGO example
type (
// BuoyCondition contains information for an individual station.
BuoyCondition struct {
WindSpeed float64 `bson:"wind_speed_milehour"`
WindDirection int `bson:"wind_direction_degnorth"`
WindGust float64 `bson:"gust_wind_speed_milehour"`
}
// BuoyLocation contains the buoy's location.
BuoyLocation struct {
@Chaser324
Chaser324 / GitHub-Forking.md
Last active November 14, 2024 08:32
GitHub Standard Fork & Pull Request Workflow

Whether you're trying to give back to the open source community or collaborating on your own projects, knowing how to properly fork and generate pull requests is essential. Unfortunately, it's quite easy to make mistakes or not know what you should do when you're initially learning the process. I know that I certainly had considerable initial trouble with it, and I found a lot of the information on GitHub and around the internet to be rather piecemeal and incomplete - part of the process described here, another there, common hangups in a different place, and so on.

In an attempt to coallate this information for myself and others, this short tutorial is what I've found to be fairly standard procedure for creating a fork, doing your work, issuing a pull request, and merging that pull request back into the original project.

Creating a Fork

Just head over to the GitHub page and click the "Fork" button. It's just that simple. Once you've done that, you can use your favorite git client to clone your repo or j

@ismasan
ismasan / sse.go
Last active August 23, 2024 08:47
Example SSE server in Golang
// Copyright (c) 2017 Ismael Celis
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
KEYBINDINGS
byobu keybindings can be user defined in /usr/share/byobu/keybindings/ (or within .screenrc if byobu-export was used). The common key bindings
are:
F2 - Create a new window
F3 - Move to previous window
F4 - Move to next window