PDFtk is a simple tool for doing everyday things with PDF documents. It comes in three flavors: PDFtk Free, PDFtk Pro, and our original command-line tool PDFtk Server.
How to resize an image file before writing to SD card?
I've been trying to create a new Raspbian image with a different kernel (with CAN support) and with Python 3.3 installed. Rather than doing all of this on the Raspberry Pi, I thought it would be
Unzip is a command line tool that allows you to list, test, and extract compressed zip archives. In this article, we will explain how to use the unzip command to unzip files in Linux systems.
Fuzz testing is a technique for automatically uncovering bugs in software. The problem is that it’s a pain to set up. Read any fuzz testing tutorial, and the first task is an hour of building tools from source and chasing down dependencies upon dependencies.
I recently found that Nix eliminates a lot of the gruntwork from fuzz testing. I created a Nix configuration that kicks off a fuzz testing workflow with a single command.
How can I get video duration in seconds?
What I've tried:
ffmpeg -i file.flv 2>&1 | grep "Duration"
Duration: 00:39:43.08, start: 0.040000, bitrate: 386 kb/s
mediainfo file.flv | grep
Returning Values from Functions in Bash Shell Scripting
Ever found yourself puzzled over how to return a value from a Bash function? You're not alone. Many developers find this concept a bit tricky. Think of Bash