Considering that pdfunite is part of poppler it has a higher chance to be installed, usage is also simpler than pdftk: pdfunite in-1.pdf in-2.pdf in-n.pdf out.pdf Just make sure you remember to provide out.pdf, or else it will overwrite the last file in your command
Jdigital’s answer points to Raymond Chen’s blog, which explains why you can’t have an application that’s both a console program and a non-console* program: The OS needs to know before the program starts running which subsystem to use. Once the program has started running, it’s too late to go back and request the other mode. … Read more
Runtime.getRuntime().addShutdownHook(new Thread() { public void run() { /* my shutdown code here */ } }); This should be able to intercept the signal, but only as an intermediate step before the JVM completely shutdowns itself, so it may not be what you are looking after. You need to use a SignalHandler (sun.misc.SignalHandler) to intercept the … Read more
CLI commands for github API v3 (replace all CAPS keywords): curl -u ‘USER’ https://api.github.com/user/repos -d ‘{“name”:”REPO”}’ # Remember replace USER with your username and REPO with your repository/application name! git remote add origin [email protected]:USER/REPO.git git push origin master
From the PHP manual for the pthreads extension: pthreads is an Object Orientated API that allows user-land multi-threading in PHP. It includes all the tools you need to create multi-threaded applications targeted at the Web or the Console. PHP applications can create, read, write, execute and synchronize with Threads, Workers and Stackables. As unbelievable as … Read more
For even newer version of Node.js (v8.1.4), the events and calls are similar or identical to older versions, but it’s encouraged to use the standard newer language features. Examples: For buffered, non-stream formatted output (you get it all at once), use child_process.exec: const { exec } = require(‘child_process’); exec(‘cat *.js bad_file | wc -l’, (err, … Read more
For BSD or GNU grep you can use -B num to set how many lines before the match and -A num for the number of lines after the match. grep -B 3 -A 2 foo README.txt If you want the same number of lines before and after you can use -C num. grep -C 3 … Read more
As PowerShell supports wildcards/patterns on multiple levels of a path, it’s as simple as: Get-ChildItem D:\test[1-3]\* | Remove-Item -Recurse -Force Sample tree before and after running the command: > tree /F D:. ├───test1 │ └───test1 │ └───archive │ x.txt │ ├───test2 │ └───try │ └───archive │ x.txt │ └───test3 └───model └───archive x.txt > Get-ChildItem D:\test[1-3]\*|Remove-Item … Read more