Writing code is a very creative endeavour. However, if you&rsquo;re not careful, you may well end up wasting a lot of time writing code that you don&rsquo;t have to.
Do you want to check if a file is available on a remote server before attempting to download it - in a short and effective way? If so, and you&rsquo;re not sure how you&rsquo;ll learn how in this post.
Do you write Linux shell scripts? Do your scripts work on more than one distribution? If so what does your development environment look like and what tools do you use to let you develop, debug, and maintain your scripts both quickly and relatively hassle-free?