Shidfar

#!/bin/bash
#

function main {
	echo "clearing $1"
	cd $1 && \
	rm -rf node_modules && \
	git stash && \
	git checkout master && \
	clear-branches && \

Shidfar

#!/bin/bash

git branch | grep -ve " master$" | xargs git branch -D

Shidfar

Octave CheatSheet

GNU Octave is a high-level interpreted language, primarily intended for numerical computations.
(via GNU Octave)

Basics

• not equal ~=
• logical AND &&

Shidfar

#!/bin/bash

export PREFIX="/usr/local/avr"
export EXTRAS="/usr/local/extras"
export INITIALDIR="/path/to/dev/folder/avr"

mkdir $PREFIX
mkdir $EXTRAS

# -------------- Binutils

Shidfar

The Best of the Best Practices (BOBP) Guide for Python

A "Best of the Best Practices" (BOBP) guide to developing in Python.

In General

Values

• "Build tools for others that you want to be built for you." - Kenneth Reitz
• "Simplicity is alway better than functionality." - Pieter Hintjens

Shidfar

# run bash inside the docker container
docker exec -it $containerid bash
# for example:
# $ psql -U $postgresuser

# run bash in pod
kubectl exec -it $podname -- /bin/bash

Shidfar

-- What queries are running more than a second? --
SELECT pid FROM pg_stat_activity 
WHERE pg_stat_activity.usename = 'username' 
  AND query != '<IDLE>' 
  AND query NOT ILIKE '%pg_stat_activity%' 
  AND age(clock_timestamp(), query_start) > '00:00:01';

-- Kill queries that are running more than 5 minutes --
WITH pgg AS (
  SELECT pid

Shidfar

#include <stdio.h>

typedef unsigned int DWORD;
typedef unsigned short WORD;

inline DWORD
SwapWords (DWORD val)
{
    WORD * p = (WORD*) &val;
    WORD t;

Shidfar

== Adb Server
adb kill-server
adb start-server 

== Adb Reboot
adb reboot
adb reboot recovery 
adb reboot-bootloader

== Shell

Shidfar

adb and fastboot must know

Install android SDK (bottom of the page) or full android studio if you need to develop on android.

fastboot looks like adb but it is used when device is in bootloader (or fastboot).

Check connected devices

adb: