Part 14: GCP: How to create docker container in GCP ?
In GCP, we can create a container for our application and can deploy it in five simple steps. Lets have a look at these steps below. I. Steps involved in...
Tag: shell
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How to color a text/string in linux bash shell & make it blink ?
An interesting thing to do when creating shell scripts is to know how to color some text/output and blink it. Today in this article , we will look how to...
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What are different types of positional parameters available in linux ?
Positional parameters as its name suggests are different positional variables automatically defined by linux shell. The shell automatically assigns the passed parameters according to their position in 9 different parameters(1...
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How to mount a filesystem from backup superblock location ?
Let us look how to mount a filesystem from backup superblock location. In general this is not required, however sometimes in case you feel issue with primary superblock, this way...
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How to search and replace text where line contains some specific string in Linux shell ?
Today we will look how to search some text in a file and replace specific string on the searched line. For this, we will use sed command i.e. Linux Stream...
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Regex to look for multiple characters or words in linux bash shell ?
Today we will look at the regex to search/grep multiple characters or words from a file or output in linux. First create a file with below contents. [root@nglinux ]# cat...
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Use of dot “.” in regular expressions during search/grep in bash shell linux ?
Today we will look at the usage of dot “.” on Linux bash shell and how to use it in shell scripts to match a pattern. I. Usage of “.”...
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How to get length of a string/integer variable in linux bash shell ?
Today in this post, we will look how to get length of a variable in linux whether its a string or integer. Getting variable length in Linux 1. Using shell...