Not only is Xcode an excellent IDE for iOS and macOS apps in both Swift and Objective-C; it does just as fine a job for regular C and C++ code. This includes all the features we know and love, such as code...
Learn MoreSomething rather strange happened to me today: Safari 10 on macOS Sierra refused to let me login to YouTube. All it did was constantly refresh the page in an endless loop, or just display the front page of...
Learn MoreBulk renaming files can be done with the rename command. It shares many similarities with cp and mv, but its simplicity can be so staggering that its difficult to figure out how to use it. If we just type...
Learn MoreAlthough many alternatives exist, I like using vi for all my command line editing needs. To save changes, I usually use SHIFT + Z + Z, exiting vi under most circumstances. But sometimes, this trick...
Learn MoreShell Scripts (BASH Scripts) can access command line parameters using the the variables $1, $2, $2 and so forth, up to $9. In fact, more parameters can be accessed by using curly brackets, like ${10}, ${187}...
Learn MoreWe can access parameters passed via the command line in our PHP shell scripts. Those are stored as an array in the variable $argv. Consider this: #!/usr/bin/php <?php echo var_dump($argv); echo...
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