Awk

Keeping your copyrights up to date.

tristansokol/copyright-updater

Recently I took the SDI assessment, and in the process I was told that I liked things with structure and order, which really resonated with me when thinking about one of the things that I…

Use awk and grep to sum up columns in excel file

Story

Below is an example I extracted from Kaggle’s airbnb competition, I want to know how many time (secs_elapsed column) user yo8nz8bqcq spend on each device_type. Looks like the native linux command could be the…

Awk

I have been programming in Awk since the 1980s. I haven’t yet had enough <motivation incentive interest> to make anything else my go to language.

Oh, one more thing: I don’t understand Facebook.

[nginx] 특정 시간대 IP + URI 추출하기

시간대 별 IP 와 URL를 추출할 일이 있어서 정리합니다.

아래는 nginx access.log로그 패턴입니다.

52.78.xxx.yyy — — [05/Jul/2017:17:00:00 +0900] “POST /user HTTP/1.1” 200 0 “-” “-” “52.78.xxx.yyy”

Introdução ao AWK

Pequena introdução ao AWK, ferramenta indispensável para administração de servidores Linux/Unix.

AWK is Human / 人間なんてAWKだ

I am under the impression that human’s thinking is like AWK script. Yes I am seriously saying this. AWK is human.

Let me quickly look back how AWK works. The AWK is a scripting language designed for everyday’s work. It is not colorful as C is but yet enough to…

IP Address in bash script

In linux you can get all of yours inferfaces IP with something like this:

[bash]
sudo ifconfig | grep ‘inet addr:’| awk -F: ‘{ print $2}’ | awk ‘{ print $1 }’
[/bash]

[python] subprocess.Popen awk

python으로 subprocess.Popen으로 awk를 사용하려는데 계속 <type ‘exceptions.KeyError’>가 발생합니다. 그래서 awk명령어를 python으로 구현하려다가 다시 폭풍 구글링. 생각보다 해결법이 간단하네요.

awk ‘{print $7}’ -> awk ‘{{print $7}}’

HOW TO CAPTURE YOUR SCREEN OUTPUT INTO AN ANIMATION (GIF)

AWK example

AWK is the abbreviation of three developers’ names.

Function: analyze the file line by line based on pattern. 
Syntax:

 awk '
 BEGIN{}
 /pattern/{}
 END{}
 '