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How to Call a Shell Script from Another Script
In Bash shell (or any other) you can include a script in another script. Here is best example of how you can do it. Also, I have explained the reasons of why you need it. Read More ⇢
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DB2 Check Vs. Default Constraint Top Differences
Check and Default constraints are both not the same. They create during create Table. Differences between these you can understand with these examples. Read More ⇢
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Exclusive Loops Vs Iterators in Python
Loops and iterators are two unique concepts. But the outcome is the same. Here are details explained with simple examples. Read More ⇢
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How to Read Array and Print in Bash script
Here’s a simplified script to read all the elements of the array. You can do two things with this script. Those are appending and Counting. Read More ⇢
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How to Change Default Shell In Ubuntu
Here’s a simple command that you can use to change shells. It’s useful to work with multiple shells at a time. Read More ⇢
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How to Resolve -206 SQL Error Object-Not-Valid in DB2
Here is a resolution for SQL error -206. You will get an error of object is not valid. Here are possible reasons for this error. Also given solution for how to fix it. Read More ⇢
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3 File Descriptors in Unix Operating System: What They Mean
How to use file descriptors in Unix is explained in this post. Unix supports three types. Here is an example that shows how it works. Read More ⇢
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Shell Script Tricky Question – Duplicate Functions
Here is a tricky shell script question. What happens if you give duplicate function names in the script. Read More ⇢
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13 Tricky AWS Simple Workflow Interview Questions
Here are 13 tricky AWS Simple workflow service interview questions. These are useful for AWS interviews. Read More ⇢
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