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Showing posts with the label Unix

How To Export All Hive Databases And Their Tables To A Csv Or Txt Fiile

I am trying to output all tables in a database to an csv or text file. I can output all the databas… Read more How To Export All Hive Databases And Their Tables To A Csv Or Txt Fiile

Curl Large File As Post Request

I have a number of ~10MB xml files on a local computer. For each file, I need to send it to a remot… Read more Curl Large File As Post Request

Nginx, Django, Gunicorn, Ubuntu 14.04 (13: Permission Denied) While Connecting To Upstream

I am working at my django project with nginx and gunicorn, as it said here: https://www.digitalocea… Read more Nginx, Django, Gunicorn, Ubuntu 14.04 (13: Permission Denied) While Connecting To Upstream

Python: File Attachment Not Working While Sending Email By Crontab

The following source code is working fine when running manually but with crontab job mail is succes… Read more Python: File Attachment Not Working While Sending Email By Crontab

Sorting File In Place With Python On Unix System

I'm sorting a text file from Python using a custom unix command that takes a filename as input … Read more Sorting File In Place With Python On Unix System

Understanding Named Pipes (fifo) In Python

I am running Python 2.7 on a Unix environment (tested on Ubuntu and OSX) I have the following progr… Read more Understanding Named Pipes (fifo) In Python

How To Decode .lzo_deflat File?

does anyone have either a command-line or python library that can decode a .lzo_deflate file? Thes… Read more How To Decode .lzo_deflat File?

Need Character-by-character Keyboard Input That Interacts Well With Paste And Ansi Escape Sequences

My program (a 'TRAC Processor') uses character-by-character input. I am implementing readli… Read more Need Character-by-character Keyboard Input That Interacts Well With Paste And Ansi Escape Sequences

Kill A Multiprocessing Pool With Sigkill Instead Of Sigterm (i Think)

So, I have this program that utilizes multiprocessing with multiple selenium browser windows. Here&… Read more Kill A Multiprocessing Pool With Sigkill Instead Of Sigterm (i Think)

Grep A Word And Find Its Count From Log File For Different Times

log file which contains following data. 2014-10-19 17:30:25: Creating destination directory: '\… Read more Grep A Word And Find Its Count From Log File For Different Times

Python: Return Output Of Ksh Function

On Unix, how can Iretrieve the output of a ksh function as a Python variable? The function is calle… Read more Python: Return Output Of Ksh Function

How Do I Write A Unix Filter In Python?

I want to write a program that reads stdin (unbuffered) and writes stdout (unbuffered) doing some t… Read more How Do I Write A Unix Filter In Python?

Multi-line Search And Replace

I have an unstructured file and I would like to search and replace pattern of strings. Must repla… Read more Multi-line Search And Replace

Ensuring That My Program Is Not Doing A Concurrent File Write

I am writing a script that is required to perform safe-writes to any given file i.e. append a file … Read more Ensuring That My Program Is Not Doing A Concurrent File Write