gmasse

This Gist is now part of https://github.com/gmasse/ovh-ipxe-customer-script

kachayev

Channels Are Not Enough

... or Why Pipelining Is Not That Easy

Golang Concurrency Patterns for brave and smart.

By @kachayev

Intro

wmealing

To limit a CPU to a certain C-state, you can pass the processor.max_cstate=X option in the kernel line of /boot/grub/grub.conf.

Here we limit the system to only C-State 1:

    kernel /vmlinuz-2.6.18-371.1.2.el5 ... processor.max_cstate=1

On some systems, the kernel can override the BIOS setting, and the parameter intel_idle.max_cstate=0 may be required to ensure sleep states are not entered:

staltz

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

---

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

---

bradleypeabody

package main

// http://play.golang.org/p/fVf7duRtdH

import "fmt"
import "unicode/utf16"
import "unicode/utf8"
import "bytes"

func main() {

acenqiu

#!/bin/bash
#
## redis backup script
## usage
## redis-backup.sh port backup.dir

port=${1:-6379}
backup_dir=${2:-"/data/backup/redis"}

cli="/usr/local/bin/redis-cli -p $port"

tsiege

ANNOUNCEMENT

I have moved this over to the Tech Interview Cheat Sheet Repo and has been expanded and even has code challenges you can run and practice against!






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axgle

What is sync.Pool in golang and How to use it

sync.Pool (1/2)

Many Go libraries include custom thread-safe free lists, like this:

var objPool = make(chan *Object, 10)

func obj() *Object {

select {

mlongval

(*
ToggleGrayScaleMode for MacOSX 10.9 Mavericks
works as of 15 april 2014

This is an AppleScript UI script to toggle GrayScaleMode in System Preferences.
I am red-green colorblind and grayscale helps a lot...

Works for me. Hope it can be usefull for you.

Mike

kevin-smets

Default

Powerlevel10k