Clik here to view.
Watermarking Video with ffmpeg
In this post, I will be explaining how to watermark videos with a PNG image watermark that is transparent where it needs to be, I will cover both Linux and Windows (Not much is different on the ffmpeg...
View ArticleQuick guide to mounting ISO file in linux
In short, You can (Up to date systems) mount it in 1 go with something like mount -o loop /path/to/my-iso-image.iso /mnt/iso Step 1, what is the next loop number we can mount on ? losetup -f This will...
View ArticleClik here to view.
Fixed – HP laptop fan very loud and vibrates
The lowdown, applying grease to the fan pin works, no idea for how long (Already ordered a replacement fan from the HP website just in case), but when this fan fails, I will certainly update this post...
View ArticleConnecting to Windows KVM with VNC and putty tunnel
KVM, by default only allows people behind the local computer hosting the virtual machines to connect to them, so here are the tips on creating a tunnel to the host computer and connecting to your...
View ArticleChanging Windows Fax And Scan storage folder
Well, to make a long story short, I make large scans that don’t need to be on my system disk, I would like to have them stored on the spinning disk, So, i searched online, and found that people were...
View Articlereverting tp-link tl-mr3220 V2 to stock firmware the easy way
If you are on openwrt and want to revert back to factory firmware, you need to do the following easy steps Download the file from tp-linkunzip the file (Make sure it has up_boot in the nameupload the...
View ArticleClik here to view.
Debricking a TP-MR3220 V2 router using tftp only
Usually, i go with a serial cable, these days, people have found simpler ways Start by downloading lede-17.01.5-ar71xx-generic-tl-mr3220-v2-squashfs-factory.bin from the openwrt website (Don’t use the...
View ArticleHow fast is a raspberry PI 3/4 B
The answer is, depending on your needs, but you are not here to hear that now are you, so I did a little experiment, tailored specifically for a certain need that does not apply accross the board, but...
View ArticleIO priority in linux
When tarring a file, even if the process (Nice) priority is low, sometimes the IO will make the computer unusable, so what you can do it ask Linux to only work on the IO intensive job when there is no...
View Articleusing rsync
rsync is better than mv to move files because of a few reasons First, it gives you much more control, for example the following command rsync -a -v --ignore-existing --remove-source-files...
View ArticleQuick 10 minute LVM Setup.
Sometimes, you realize you would want to use LVM in a computer but you want a tutorial to take you there fast, So i have put this post together to get you up and running in 10 minutes or less. First,...
View ArticleRunning the mv command in the background
One of the most annoying things that can happen to you is to disconnect your laptop from the network, then realize that there was a file moving job that was running, the command is going to get...
View ArticleThe DU command
Sometimes you need to find the largest sub directory in a directory, for this, the DU command has an argument that can work for you, max-depth du -h --max-depth=1 backup-final The above will simply...
View ArticleClik here to view.
The cheapest 3.3V power supply using the LD33CV (LD1117V33)
To create a tiny power supply to turn a 5V power source into 3.3V for powering the ESP8266 or ESP32, or maybe an Arduino pro mini (3.3V version), all you need to do is to couple the LD33CV-LD1117V33...
View ArticleClik here to view.
Programming the 3.3V arduino pro mini with a CP2102 breakout
The CP2102 breakout board shown in the photo below has a selector between 3.3V and 5V. In my case, i simply connected it the way you see it here to a USB port with 3.3V, and what do you know, it...
View ArticleClik here to view.
How to tell if the arduino pro mini is 5V (16mhz) or 3.3V (8MHZ)
if it is not checked on the back side, the best way to do this is to look at the resonator, (Clock) – usually a Crystal oscillator, but I don’t see why it can’t be a ceramic resonator, if it has...
View ArticleClik here to view.
8 Chan relay module with arduino pro mini 3.3v
To begin with, an Arduino pro mini is capable of driving the 8 port relay with optocouplers, the power required to drive the mechanical relay is provided separately with the most common relay boards...
View ArticleMounting a disk image in Linux
The new way of mounting a disk image created with dd, dd_rescue, or ddrescue has become much simpler than before, all you need now is to issue the command losetup --partscan --find --show disk.img...
View ArticleClik here to view.
A super simple IOT home electric meter / record keeper
Simple IOT project of the day, a super simple IOT home electric meter / record keeper, without a need to modify anything at home. Before you Start – This is very simple hands onWhat is it – It’s a...
View ArticleEverything about the Arduino Mega 2560 Pro Embed
In this post, I am simply making a reference of the Arduino mega 2560 Pro Embed so that i can find the info easily when i need it again The Arduino pro mega embed is basically the same MCU (CPU) as...
View Article