אתר התקשוב כמעיין המתגבר - Learning-Linux-Scripting

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Learning-Linux-Shell-Scripting

011 Concatenating with cat

021 Slicing filenames based on extension

031 Generating blank files in bulk

041 Using regular expressions

020 Splitting files and data

019 Temporary file naming and random numbers

018 Sorting unique and duplicates

017 Cryptographic tools and hashes

090 Monitoring user logins to find intruders

051 Printing lines in the reverse order

070 Creating filesystems with compression

080 Network traffic and port analysis

061 Web photo album generator

097 Killing processes and send or respond to signals

098 Sending messages to user terminals

099 Gathering system information

093 Measuring and optimizing power usage

094 Monitoring disk activity

095 Checking disks and filesystems for errors

096 Gathering information about processes

091 Remote disk usage health monitor

092 Finding out active user hours on a system

069 Faster archiving with pbzip2

068 Archiving and compressing with zip

061 Creating a define utility by using the web backend

081 Creating arbitrary sockets

084 Collecting information about logged-in users, boot logs, and boot failures

085 Listing the top ten CPU-consuming processes in an hour

086 Monitoring command outputs with watch

087 Logging access to files and directories

088 Log file management with logrotate

089 Logging with syslogd

082 Monitoring disk usage

083 Calculating the execution time for a command

072 Version control-based backup with Git

073 Creating entire disk images using FSArchiver

079 Port forwarding and mounting remote drives

074 Let us ping

075 Listing all the machines alive on a network

076 Running commands on a remote host with SSH

077 Transferring files through the network

078 Password-less auto-login with SSH

071 Backup snapshots with rsync

066 Archiving with cpio

065 Archiving with tar

067 Compressing data with gzip

062 Finding broken links in a website

063 Tracking changes to a website

064 Posting to a web page and reading response

014 Playing with xargs

016 Checksum and verification

015 Translating with tr

013 Finding files and file listing

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Recording and playing back terminal sessions

030 Making files immutable

029 Working with file permissions, ownership, and the sticky bit

028 Finding and deleting duplicate files

027 The intersection and set difference (A-B) on text files

022 Renaming and moving files in bulk

026 Generating files of any size

025 Making commands quicker by running parallel processes

024 Automating interactive input

023 Spell checking and dictionary manipulation

040 Printing the directory tree

039 Counting the number of lines, words, and characters in a file

038 Fast command-line navigation using pushd and popd

037 Listing only directories alternative methods

032 Finding symbolic links and their targets

036 Using head and tail for printing the last or first ten lines

035 Finding the difference between files, and patching

034 Using loopback files

033 Enumerating file type statistics

052 Parsing email address and URLs from text

053 Removing a sentence in a file containing a word

054 Replacing a pattern with text in all files in a directory

055 Text slicing and parameter operations

056 Downloading from a web page

057 Downloading a web page as plain text

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058 A primer on cURL

059 Parsing data from a website

060 Image crawler and downloader

044 Using sed to perform text replacement

045 Using awk for advanced text processing

046 Finding frequency of words used in a given file

047 Compressing or decompressing JavaScript

048 Merging multiple files as columns

049 Printing the nth word or column in a file or line

050 Printing text between line numbers or patterns

042 Searching and mining text inside a file with grep

043 Cutting a file column-wise with cut

011 Functions and arguments

100 Using _proc for gathering information

102 Writing and reading the MySQL database from Bash

103 User administration script

104 Bulk image resizing and format conversion

105 Taking screenshots from the terminal

106 Managing multiple terminals from one

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101 Scheduling with cron

001 Printing in the terminal

007 Visiting aliases

008 Grabbing information about the terminal

010 Debugging the script

009 Getting and setting dates and delays

002 Playing with variables and environment variables

003 Function to prepend to environment variables

004 Math with the shell

005 Playing with file description and redirection

006 Arrays and associative arrays

014 Running a command until it succeeds

015 Field separators and iterators

016 Comparisons and tests

012 Reading the output of a sequence of commands

013 Reading n characters without pressing the return key