Articles about scripting | UserComp.com | Page [ 2 ]

VBS Scripting: Working with Shortcuts in Windows, except for WScript.Shell.Run()

Create and manage Windows shortcuts via VBScript using WScript.Shell to set target paths, arguments, and icons without relying on Run.

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Using Complex Find Statements in Bash Shell Scripting

Demonstrates how to construct precise file searches in Bash using complex find statements with logical operators, grouping, and proper quoting.

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Troubleshooting Powershell Script: Unable to Edit TF2 Config File

Resolves PowerShell access denied errors when editing Team Fortress 2 config files by granting write permissions via admin rights or folder security settings.

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POSIX Shell Script: Expand Multiple Command Arguments Variables Later

Resolve unsafe word splitting when expanding multiple command arguments stored in a single variable by using set -- and positional parameters.

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Mounting External Backup Drive with Script

Resolve device name changes by using UUIDs to reliably mount external backup drives via a Bash script.

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Bash Script for Reading Multiple Lines

Demonstrates how to read multiple lines of input into distinct variables or arrays in Bash using the read command.

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ChromeDriver Not Found on Cygwin Despite Its Existence: A Troubleshooting Guide

Resolve ChromeDriver not found errors in Cygwin by using /cygdrive paths or Selenium Service objects to handle Windows path translation and permissions.

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Asynchronous PowerShell Script: Executing Callbacks Synchronously

Resolve race conditions by invoking PowerShell delegates synchronously using the Invoke method to ensure sequential execution and predictable state management.

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PowerShell Equivalents: Manipulating Files and Directories

Map Unix file commands to PowerShell cmdlets for efficient directory navigation, content viewing, and filtering.

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Removing Blank Lines Based on Line Matching Pattern in File

Remove blank lines from files while preserving specific patterns using awk NF /pattern/ logic.

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Bash Script: Listing Files with tputs and ls-t

Resolve the error caused by using non-existent ls-t command by replacing it with the correct ls -t syntax to list files sorted by modification time.

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Fixing a PHP Script that Deletes Accidentally

Prevent accidental file deletion in PHP by validating inputs, checking existence before unlinking, and using dry-run modes.

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Determining Task Length: Progress Bar with bash (No New Libraries)

Shows how to create a bash progress bar using carriage returns and arithmetic expansion without external libraries.

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LDAP Manipulation with Powershell and Other Languages: A Comprehensive Guide

Demonstrates how to query and modify Active Directory attributes using PowerShell's System.DirectoryServices namespace.

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Bash: Achieving Side Output - An Easy Way?

Use tee to display command output on the terminal while simultaneously saving it to a file for logging.

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Master Multiple Command Usage in One Line with Output Redirection

Solve complex shell scripting tasks by chaining commands with semicolons, logical AND operators, and pipes to control execution flow and redirect output.

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Echo Print: Display Two Lines Expressions Instead of One in Debian 12 Stable

Resolve single-line echo output in Debian 12 by using the -e flag with \n to display two lines in one command.

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Automatically Running Python Scripts: A Beginner's Guide

Configure cron, Task Scheduler, or startup files to automatically execute Python scripts on Linux, macOS, and Windows.

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Powershell Script to Move Files: A Comprehensive Guide

Move files between directories in PowerShell using Move-Item with wildcards, recursive traversal, and error handling for automated file management.

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Powershell Loop Not Continuing: Troubleshooting Steps

Resolve PowerShell loops that halt prematurely due to unhandled terminating errors, incorrect conditional logic, or misused control statements like break and continue.

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Running ShellExecute() Command Without Temporary File: A Tech Solution

Eliminate temporary file creation and disk I/O overhead when executing commands in PowerShell by using System.Diagnostics.Process with UseShellExecute set to false.

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Script Reloads Sudo Users Without Reboot: Solving Failed restart of sudo.service

Resolve failed sudo.service restarts by editing /etc/sudoers with visudo or modifying group membership to apply permission changes without rebooting.

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Understanding Background Script Execution using nohup on Ubuntu Server

Prevents long-running Ubuntu scripts from terminating when the SSH session closes by ignoring hang-up signals and managing output redirection.

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Prevent Terminal Emulator from Killing Launched Program upon Closing: A Solution for bash Scripts in Alacritty

Prevent Alacritty from killing background bash scripts by using the disown command to detach processes from the shell session.

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Bash: Understanding Variable Substitution and Return Statement

Resolve Bash script errors caused by improper variable quoting and incorrect function exit code handling.

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Understanding the Impact of ~/.zlogout on Non-Interactive ZSH Shells

Resolve the issue where ~/.zlogout fails to execute in non-interactive ZSH shells by moving cleanup logic to script traps.

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Windows Server 2022: Script Not Executed During Shutdown

Resolve Windows Server 2022 scripts failing to execute java.exe during shutdown by increasing the WaitToKillAppTimeout registry value and using start /wait for graceful termination.

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How to Replace Text Based on a Name File in Python Script

Automate case-insensitive text replacement in files using a reference list while handling complex naming conventions and avoiding partial matches.

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Using Echo Statements in Sourced Scripts: .cshrc, .bashrc, & Commonevalbash-c

Prevents unwanted echo output in sourced scripts like .bashrc from breaking SSH keys and automated tools by redirecting to stderr or checking interactivity.

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Troubleshooting SIGINT in Bash Scripts: When kill doesn't work

Resolve ineffective SIGINT handling in Bash scripts by configuring proper traps and managing process groups to ensure reliable termination.

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How to write a script in MobaXterm

Automate tasks by creating and executing Bash scripts in MobaXterm's local terminal or remotely via SSH.

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Batch Script: Processing Paired Data Arrays without Loop Statements in Windows

Process paired data arrays in Windows batch scripts without explicit loops by using call commands to invoke subroutines with arguments.

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PowerShell Double-Quote Mangling and Executing External Programs in Windows 10

Resolve PowerShell double-quote mangling and argument parsing errors when executing external programs with complex paths or special characters.

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Inline Complex Grep Call to gitconfig: Creating a Custom 'podiff' File

Define a gitconfig alias to filter git diff output with inline grep, avoiding external script files and permission issues.

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Troubleshooting Powershell's Where-Object with Returning Two Values

Resolve PowerShell Where-Object returning multiple values by using Select-Object -First 1 or explicit array indexing.

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How to Move Video Files to Separate Folders by Batch Script

Batch script organizes video files into folders of forty by calculating group indices and using delayed expansion for accurate variable handling.

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Check if Device is Joined to a Domain

Verify if a Windows device is joined to an Active Directory domain using PowerShell and the Win32_ComputerSystem WMI class.

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Understanding the Error: [:manyarguments] in Script

Fixes the [: too many arguments] error in shell scripts by correcting missing spaces around brackets and operators.

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Parsing Sequence: NUL-Terminated Strings and Attaching a Script to Systemd-Boot in Batch

Parse NUL-terminated systemd-boot entries into a Bash array and attach a script to the bootloader in batch.

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Troubleshooting Bash Script with Unexpected Spaces

Resolve Bash script errors caused by unexpected spaces due to unquoted variable expansion and Windows carriage returns.

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rm not removing directory: How to fix the issue in bash scripting

Fixes bash rm command errors when deleting directories by using the -rf flags for recursive and forced removal.

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Batch Script: Getting Output Value using Key

Retrieve Windows Registry values in batch scripts by parsing reg query output with for loops.

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Bash: Creating a Function with Default Parameters using Abstracting echo

Resolve empty variable errors in Bash functions by implementing default parameter values using the ${var:-default} syntax.

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Combining PS1 and EXE Files into One Package

Eliminates dependency management errors by bundling an executable inside a PowerShell script for reliable, self-contained silent installation.

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PowerShell: Number - Non-sequential Range Check Failing

Resolve PowerShell non-sequential range check failures by using arrays with the -in operator and ensuring type consistency.

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How to Prevent Interrupting a Bash Script Every Two Seconds

Resolve recurring bash script interruptions caused by systemd restart policies, SIGHUP signals, or timeout commands.

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How to Echo All the Output from a ls Command in Bash

Prevent word splitting and glob expansion when capturing ls output in Bash by assigning the command to a quoted variable before echoing.

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Adding Zsh Autocomplete Suggestions for Your Bash Script

Enable Zsh tab-completion for Bash scripts by creating a separate completion function file in the fpath directory.

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Speed Reading Large Number of XML Files in Bash: Overcoming the Bottleneck

Eliminate Bash loop overhead and I/O bottlenecks when processing thousands of XML files by using xargs for parallel execution and xmlstarlet for efficient parsing.

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Count Frequency of Words in a Text File: ignore 'person', 'file', not count 'personal', 'personnel', 'personally', 'hypersonic', desired results

Exclude exact words like person and file from word frequency counts while preserving derivatives such as personal and hypersonic.

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