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Howtos

Forget About Photoshop: Five CSS Hacks to Help You Stop Using Images

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Howtos

When you are laying out a new design for a web site, the last thing you generally want to do is create a ton of images for the layout. You might make a rounded corner or shadowed text in Photoshop, but that is wasted time if the client doesn’t like it or the website doesn’t turn out as expected.

A way through SourceForge

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Howtos

I made a simple (should be) tutorial from creating of a project until releasing it on SourceForge.net

Qt for beginners

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Howtos

I made some tutorials how to use the Qt Creator and how to begin with Qt. Also a example how to convert binary numbers into decimal and back.

Ubuntu's way to get bleeding edge kernel

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Howtos

Ubuntu’s release cycle is 6 months. Though this seems to be aggressive cycle, it is not enough for someone who depends on bleeding edge kernel which may support some new hardware or damn smart feature. In this scenario you need to wait till next release of ubuntu, if you are not comfortable in downloading the vanilla kernel...

How to add Awn main menu applet in AWN 0.3.2

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Howtos

The latest Awn 0.3.2 has seen a few applets been removed, one of them being the good old AWN main menu. This is a quick guide to run it in the new 0.3.2

Could not boot into XP from GRUB and how i found a work around

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Howtos

First, GRUB was erased. After fixing it, XP did not boot from GRUB owing to ‘ERROR 12′. Lastly, How I could fix both, rather discovered work-around for some part. I am a newbie yet and see if I've done justice to the solution.

“Can’t locate module” Error in Linux and Data Loss

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Howtos

When you start your Linux system, at boot time, the process may get terminated and you might come across with the following error message:
“Can't Locate Module ”
After this error message, the system does not boot and none of your data can be accessed from it.

How to do md5sum check

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Howtos

"md5sum is a computer program that calculates and verifies 128-bit MD5hashes, as described in RFC 1321. The MD5 hash (or checksum) functions as a compact digital fingerprint of a file." ~Wikipedia
In simple words, if you download a Linux Distro and the md5sum result matches the one provided by the web site, your file has practically been downloaded OK.

So, how do we do this md5sum?


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Linux Cheat Sheets (awk, ed, sed, perl, bash, screen)

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Howtos

I have made several linux cheat sheets to speed up the learning process of some tools.

Recently I decided to put them on my blog.

Here is a link to all the cheat sheets on my blog:
cheat sheets at catonmat (my blog)

They include:

How to get SLAB working with SMART

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Howtos

If i had to name one thing that i sincerely hate about openSUSE, it'd have to be YaST's package manager with its zypper backend, so, as you may have guessed from the title, i use Smart instead, and i don't think i'm the only one here.

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More in Tux Machines

EXT4 fscrypt vs. eCryptfs vs. LUKS dm-crypt Benchmarks

Given the recent advancements of the EXT4 file-system with its native file-system encryption support provided by the fscrypt framework, here are benchmarks comparing the performance of an EXT4 file-system with no encryption, fscrypt-based encryption, eCryptfs-based encryption, and a LUKS dm-crypt encrypted volume. Read more

Debian GNU/Linux 8 "Jessie" Has Reached End of Security Support, Upgrade Now

Released more than three years ago, on April 25, 2015, Debian GNU/Linux 8 "Jessie" is currently considered the "oldstable" Debian branch since the release of the Debian GNU/Linux 9 "Stretch" operating system series precisely a year ago, on June 17, 2017. As such, Debian GNU/Linux 8 "Jessie" has now reached end of life and will no longer receive regular security support beginning June 17, 2018. Security support for Debian GNU/Linux 8 "Jessie" will be handed over to the Debian LTS team now that LTS (Long Term Support) support has ended for Debian GNU/Linux 7 "Wheezy" on May 31, 2018. Debian GNU/Linux 8 "Jessie" will start receiving additional support from the Debian LTS project starting today, but only for a limited number of packages and architectures like i386, amd64, armel, and armhf. Read more

openSUSE Tumbleweed Is Now Powered by Linux Kernel 4.17, KDE Plasma 5.13 Landed

As of today, the openSUSE Tumbleweed rolling operating system is now powered by the latest and most advanced Linux 4.17 kernel series, which landed in the most recent snapshot released earlier. Tumbleweed snapshot 20180615 was released today, June 17, 2018, and it comes only two days after snapshot 20180613, which added the Mesa 18.1.1 graphics stack and KDE Plasma 5.13 desktop environment, along with many components of the latest KDE Applications 18.04.2 software suite. Today's snapshot 20180615 continued upgrading the KDE Applications software suite to version 18.04.2, but it also upgraded the kernel from Linux 4.16.12 to Linux 4.17.1. As such, OpenSuSE Tumbleweed is now officially powered by Linux kernel 4.17, so upgrading your installs as soon as possible would be a good idea. Read more

today's howtos and leftovers