Article
When we talk about UNIX based programming, it's usually about the shells, terminals, and the command line interfaces. The most prevalent shell in this regard is Bash but there are other variants available and used widely as well, like Zsh or the Z shell. In this article, we'll attempt to...
Scott Robinson
Throughout your programming career you'll find that there are quite a few times you need to extract a substring from another string. Strings are one of the most common data structures, so this comes up often. I bet you could tell me how to do it in your favorite programming...
If you know about JavaScript then you know about NPM; it’s the default package manager for Node.js which is an open source runtime environment. Developers use NPM because not only does it provide an easy way to maintain the code but it also helps them when they have...
The Unix command scp (which stands for "secure copy protocol") is a simple tool for uploading or downloading files (or directories) to/from a remote machine. The transfer is done on top of SSH, which is how it maintains its familiar options (like for specifying identities and credentials)...
Within the past 6 months alone, Node.js has gone from v0.12.x to v5.1.x. There were 35+ releases in that time period, with each one adding some significant functionality or bugs fixes. A big part of this jump was the merging of io.js in to...
When connecting to a server, you'll usually need some kind of authentication to log in, whether it be a username/password or key file. Usernames and passwords are pretty straight-forward, but things can get a bit more confusing when it comes to using private keys. Not only do you need...
Cron is a scheduling utility that runs as a daemon process in the background of Unix-like systems. It's extremely popular for running periodic tasks, which can be anything you choose, like initiating a backup or clearing data from a database. You can add tasks to Cron via the command line...
Eventually, you may find yourself wanting to run a particular script every time you log in to a Unix machine (SSH hop to another machine, see a detailed system status, etc.) or, you maybe you'd like to improve the experience for all the users on your machine (i.e., show...
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