Software Salariman

14 quick ways to find the current time on your computer. Cmd.exe has two built-in commands for the date and time. You have to add the /t ...

Finishing off different ways to extract columns, here's the PowerShell and Python versions: foreach-object { $_.Split('<delimit...

Adding a path to the PATH environment variable in the current PowerShell session is simpler than I thought: > $env:path += "; pat...

I made a backup of all files with a certain pattern files from one directory to another. If the pattern was, say PostScript (*.ps) files, y...

Compiled files in your Windows computer, such as executables and libraries (or files with a .exe and .dll suffix in their names), can cont...

I wanted to extract some lines of text, each line prefixed with its line number, from a text file. Frustratingly, while IDEs such as Visual...

In an earlier article , we used an associative array to group words with the same property (in this case, the same set of letters) to find a...

Jon Bentley's Programming Pearls describes the following pipeline for finding anagrams from a list of words: generate a signature for t...

Quick scripts to find the longest line in a file. To find the shortest line, just invert the appropriate test. Gawk gawk "{ if (len...

Introduction I wanted to sort the characters in a string to use as a signature for that string. A string is basically an array of charact...

Here's an attempt at a Hello World Window using PowerShell: # PowerShell Hello World Window [System.Reflection.Assembly]::LoadWithPar...

In an earlier article about palindromes , I wrote an if-statement in the script block of the Where-Object cmdlet. While that's fine ...

Convert a number from base-10 to another base using the .Net Convert.ToString(number, target-base) static function. Test in PowerShell: ...

You can find unique lines in a file using Get-Unique but what if you want to know which lines are duplicates? Below are two variations of ...

A palindrome is a word or phrase that reads the same forwards or backwards. A well-known example is Madam, I am Adam . Another example is ...

Introduction You can slice (or extract elements) from an array in PowerShell in several ways. Let's start with a simple array of num...

What are the biggest files in a directory? Using the Select-Object Cmdlet provides this command chain: Get-ChildItem c:\windows\*.* | So...

Introduction Microsoft's PowerShell is a scripting environment based on the .Net framework. PowerShell is aimed at replacing Windows...