TL;DR Buy 3 x 18650 batteries, a 3s 18650 10A BMS, a DC male power plug, a DC female power socket and solder them. Power up using a 12V 2A (or higher ampere) power adapter. You are done! Introduction Some of you should be working from home and are looking Read more…
TL;DR JRE’s cacerts might not have the Certification Authority (CA) certificate to validate the CA that issued the certificate of the host you are calling. If so, add it. Problem I was trying to access an external API endpoint and unfortunately, it failed with the following error message. Since it Read more…
This is the second post about setting up a server for home or small business with SAMBA. If you haven’t seen the 1st post read it here : Printer sharing with SAMBA I have already installed HP Deskjet 3920 printer in my server machine and enabled sharing. (Open “Printing” application Read more…
SAMBA for Home or Small Business First of all, what is SAMBA? It’s a free File and Print server that can be used in Linux and UNIX based Oss for file and printer sharing with Windows machines. So now you got the idea. But why use Samba with Ubuntu? First, Read more…
Writing a post after several months 😀 You may have come across this problem. Usually when you install Windows 7, if you need to install XP as dual boot you need to bother a bit. Either you can try installing XP into another partition and later repair the boot manager Read more…
OpenCV ? If you don’t know yet, OpenCV is a free library for image processing and computer vision applications. You can find more info from their web site. So why QT ? OpenCV can be used mainly in programs written in C and C++ (not only that, there are so Read more…
You may have come across this problem. When you add the availability information in the backend for a product, in the frontened the availability image will be displayed with a phrase “Usually ships in” which you may not need. Let’s see how to solve this. (I’m using Virtuemart 1.9 package. Read more…
Note: You can view this also in CompSoc.lk web site. You may have heard the word “CMS” several times. Do you wonder what a CMS is …? Well it Content Management System is presented in the abbreviation CMS. Whatever it is, what does it do really? Also have you ever Read more…
Here you can find some information about how to work with files when using an SVN Now the installation is completed and so you need to import files from a remote SVN host. Go to File>> Import. There select SVN >>Checkout projects from SVN. And select create a new repository Read more…
When we are developing a software with the collaboration of several members we need a way of sharing the code files, software versioning and revision control. We can use a Subversion system for this. SVN is one. See more information about svn here. We can get a free host to Read more…