If you’re managing Linux servers or working on scripts, eventually you’ll hit the same wall many of us do: “I need to edit a bunch of text automatically, but I don’t want to open a text editor 50 times.” That’s exactly where sed (the stream editor) comes in. It looks weird at first, but once you get the basics, it…
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Stop Guessing: Actually Look At Your Server A very common mistake when a server feels slow: people jump straight to “must be the host” or “WordPress is bloated” without actually looking at what the server is doing. On Linux, the top command is usually the first tool you should reach for. It shows you what’s running, how much CPU and…
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When Your Linux Box Feels Sluggish One morning I logged into a small Ubuntu server that runs a couple of sites and some tooling. The SSH prompt showed up fast, but every command felt like it was walking through mud. Top showed CPU pretty quiet, but something was clearly off. This is where basic process management comes in: you don’t…
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Why Bash Matters If You Touch a Server at All If you manage a Linux server (or even a macOS or WSL environment), you’re going to meet Bash whether you like it or not. It’s the default shell on many Linux distros, it used to be the standard on macOS, and it also runs on Windows through WSL. So if…
Read More »Listing crontab list : crontab -l Crontab edit: crontab -e Structure: .—————- minute (0 – 59) | .————- hour (0 – 23) | | .———- day of month (1 – 31) | | | .——- month (1 – 12) OR jan,feb,mar,apr … | | | | .—- day of week (0 – 7) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat | |…
Read More »Exact error: System error 1075 has occurred. The dependency service does not exist or has been marked for deletion. Symptom: Viewing any Windows XP/Vista service “Dependencies” tab in Control Panel > Administrative Tools > Services, throw an error. Possibly cause(s): Broken Windows Management Instrumentation repository. Purpose: Windows Management Instrumentation (WMI) is the infrastructure for management data and operations on Windows-based…
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