how to search for text inside a file in the vi editor in linux

vi editor and search expressions

The vi or vim is a console based text editor in Linux. It is probably the most useful of Linux applications, in that you can quickly view and edit the text files right at the command shell. When viewing the text files, one of the useful features is the ability to search for a word or some text in the file….

how to use brace expansion characters in linux command line and shell scripts

brace expansion notation in linux command shell

If you are a Linux power user, you are probably working a lot with command shell both the command line interface (CLI) as well as shell scripts. Linux command line provides a lot of flexibility and powerful options when working with different commands: regular expressions, wildcards, meta characters, operators, file and i/o redirection, brace expansion etc etc. We will see…

what are server response codes and how do they relate to seo?

broken links detection with wget

HTTP status codes are three digits numbers that are returned by a web server in response to a web request by a client. This code provides some general information about the status of the request to the client. The response may (or may not) also contain a descriptive text regarding the status of the request. The IANA (Internet Assigned Numbers…

how to set or change your homepage in mozilla firefox

Home page settings in Mozilla Firefox

Mozilla Firefox has several options to configure the start or home page in the browser. The home page button allows you to easily go to a specific webpage or URL. This is probably a website that you visit very often and is also your start page. There are a couple of different ways to set the home page on the…

understanding log files in linux…where to look when things go wrong

log files in the linux systems

If you spend any amount of time working on Linux environments, either as an user or as an administrator then it is inevitable that you will need to check the log files at some point. It is quite possible that the system or an application is misbehaving or is not working and the best way to fix the issue would be…

how to change users or profile in mozilla firefox

Profile Manager in Mozilla Firefox

Mozilla Firefox is one of the most popular web browsers out there today. The firefox browser has the ability to support multiple users or profiles. This functionality works more as a way to provide the ability to separate data and configuration rather than to provide any kind of security. A Profile in Firefox is a set of files that hold the personal…

kde plasma 5: how to add and remove a widget from panel in kde

kde widget list menu

In KDE and Plasma 5, you can have as many panels as you like on your desktop. The panels are usually only useful if it contains some widgets in it. We will see how you can add, delete or modify widgets to your panels. The KDE desktop environment is based on two different types of concepts: Widgets and Containments (or…

working with low search volume keywords in google adwords

low search volume keywords

If you have used Google Adwords for any amount of time, you would have noticed that some of your keywords have a status of low search volume. This is a status that is assigned by the adwords platform to keywords that have no search history or very little search history in Google. It also means that the keyword is currently…

how to configure proxy server in linux

mozilla thunderbird proxy server settings

Proxy server is an interface that allows you to connect or use a service (usually a remote resource) that is usually resource intensive. It is also used by large area network to manage network traffic and as a security measure within the network. When configuring a linux system for networking, you will also need to configure your proxy server, ie. if you…

how to make a 1942 cocktail martini

1942 martini with tequila

The 1942 martini is a tequila based drink that is a twist on the classic martini. The base spirit in the drink is tequila. The other ingredients in the drink are dry vermouth and orange bitters. Unlike the traditional martini, the drink uses orange bitters. You could use any tequila of your choice, but many recipes call for Don Julio….