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Technology posts that could include anything and everything technical
Before we merge two or more directories, we need to define what we mean by “merge” in the context of directories. There can be a variety of requirements that could be named as merging of directories. Let’s assume that merging of (two or more) directories means “to create a new directory with files from all of the merged directories“. There…
IP addresses provide an identification and address to devices in a network so that they can communicate with other devices. These IP addresses need to be unique so that the device can be uniquely identified with in the network. Historically, Internet Protocol (IP) version 4 (or IPv4) was used to assign addresses. As the number of devices and networks on…
GEdit is one most popular text editor in Linux desktops. It comes with a whole lot of functionalities. Often times you will need to change the encoding of the file you are viewing in the editor. Many of the editors provide you with the ability to change the file encoding on the fly. We will see how we can change…
As with any self respecting window manager, Plasma (KDE) also give you the ability to set or change wall papers on your desktop. There are several different options when setting wallpaper for your desktop. If you have multiple screens, you can have separate or different configuration for each of your screens or desktops. You can choose to have a static…
There are situations when you would want to restart your KDE plasma environment without having to restart the entire system. This maybe because you have compiled a new version of plasma, or your current plasma shell is hanging and is not responding. Whatever the reason might be, you can easily restart your plasma environment if you have access to a…
When writing shell scripts, you usually run into use cases where you want to manipulate text strings. Here we will see how you can find the last occurence of a single character in a string and then use that information to manipulate text or strings. For the purpose of this post, we will consider the character that we can to…
It is easy enough to count lines in a text file, also it is easy enough to count characters with in a text file. So, counting delimiters in the text file should be just as simple. The delimiters are usually nothing but characters and counting those characters will give the count of delimiters in the file. For example, counting lines…
Symbolic links and symlinks are one of the most popular features of posix based Linux systems. The symbolic links gives you the ability to duplicate files in the system with different names and location with out the need to create copies of the file. There are two different types of links that you can have in Linux: hard links and…
When authoring web pages and programming in HTML, you might have noticed that no matter how many spaces you put between words or text elements they get collapsed to a single space when rendering the page. When writing text or sentences in most text processing software, you will be able to hit the space bar multiple times and add multiple…
You might already know that in Linux a directory have to be empty before it can be deleted. Well…not quite true, you can force delete the directories. What if you want to remove only empty directories recursively from the folder structure? There are a couple of different ways to do this. We will see some of the options from the…
Defining the size of text in different contexts is important when designing and developing webpages. In HTML, there are primarily two different ways of specifying the font size or size of text. One is using the font tag and the other is using cascading style sheets or CSS. According to the latest W3C recommendations, the best way to change the…
Linux has several different utilities that can perform string or text manipulation. Depending on your environment and the tools that are available, you should be able to easily parse, find and replace any string in a text file. Almost every single text editor comes with a find and replace feature with a UI, so we are going to only explore…
