Normally we have a common security setup for the servers which we described on our guide on basic server setup and ensuring security. Paid web hosting control panels like cPanel usually have either no shell but FTP or SFTP access or limited shell access. Often we need to host account on vps or cloud server where it is desired to have a setup sftp without shell access for WordPress Like cPanel. We … [Read more...]
Computer and Internet
Computer and Internet is catchall section of core computing categories including Cloud Computing, Digital Photography, Virtualization, Networking, Protocols and Others' which are not otherwise more subcategorized. Here also you will get unique articles and news on computer hardware, Software, Networking and Protocols.
DIY Universal USB To Breadboard Connector
Yo definitely noticed that for various reasons we need to connect male and female USB of various types to breadboard. It is not practical to cut each type of USB cables for each projects. Here is how to create your own DIY Universal USB To Breadboard Connector with one male to female usb cable 8 jumpers and basic tools. Basics Behind DIY Universal USB To Breadboard Connector And Needed … [Read more...]
Reliable, Forever Free Cloud Storage Services In 2017
In past 7 years We have published lot of articles, guides on Cloud Storage Services. Here is list of reliable, forever free cloud storage services compiled and check in 2017. They are not trials but forever free 2gb+ storage. Some services get closed, some services need avoidance to use, new services open. These are reasons of publication of new articles as list. There are services like DropBox … [Read more...]
Electronics Learning Kit For Kids : Part 1
I am doing these DIY works since 4 years of age else it was not possible to master many things in life. Here is part 1 of electronics learning kit for kids. Our budget is least possible and for China it is possible today to get the stuffs at very cheap price. In 1988 I can remember that a set of electrical & magnet things from Toy World shop was purchased for me which was very costly. In … [Read more...]
Cloud Server : WordPress Caching Database Via Plugin Is Bad
Cloud Computing, Cloud Services are compromise for pricing. On Cloud Server WordPress caching database via plugin is just bad idea to activate for pagespeed. You can enable MySQL cache for performance which we discussed before - of course it needs SSH access. For the shared server, WordPress caching database plugins are not bad because backend is actually nicely tweaked and is a real … [Read more...]
Arduino Vacuum Tube Stereo Preamp : Parts & Circuit Diagram
Although the developer retired it, all parts, circuit diagrams are available. Let us have a look at Arduino vacuum tube stereo preamp thing and imagine to modify it to make it more classic and premium quality. We published the previous guide to have snake animation on TM1637 LED display. Arduino Vacuum Tube Stereo Preamp : Parts & Circuit Diagram E88CC-TK Black … [Read more...]
Difference Between Data Warehouse And Data Lake
Nowadays it is common to come around phrases like Data Warehouse, Data Lake. Data warehouses is four decade old established concept. Data lake is a new idea. What is the difference between Data Warehouse and Data Lake? We talked about the concept about Data lake in a previous article. Explanation of Data Warehouse is needed. Database is the most common way of data storage for the digital data. … [Read more...]
How To Manage, Monitor Processes On SSH
This is an essential part to master after getting used with the basics of server management. Here is how to manage, monitor processes on SSH. Apart from the Kernel, these processes are main part of GNU/Linux and unix systems provide various ways to view and control the running processes. Note that you may be really be able to manipulate all the processes on a server with OpenVZ virtualization. In … [Read more...]
Cheap Cloud & Virtual Servers For Running Apache Big Data Tools
Wikipedia uses OVH. These days which were once known as "Low End Box" has been a cost effective but powerful platform to test, deploy things which can be done on servers. We have a list of Big Data tutorials and list of Apache Big Data tools. Here are some points for selecting correct servers for running Apache Big Data tools. As we clearly said before - there are some positive and negative points … [Read more...]
Arduino TM1637 Scrolling Text, Snake Examples
We published an introductory guide with TM1637 7 segment LED display many months ago and later shown many advanced tutorials on this website. Snake animation is used in the proprietary led displays to indicate working, busy. Those are common on DVD players, satellite television receiver sets etc. A dash like ---- like bright thing rotates throughout the border of the rectangle. Here are examples … [Read more...]
Explained : This site works only in browsers with SNI support
If you have shared host or a cloud or virtual or dedicated server or service hosting multiple domains, it is normal to face the message - This site works only in browsers with SNI support. It's not an error, it's a warning message. It is a thing related to IPv4 and initial days with TLS. We are trying to explain the implication of the error message and in very short, for ordinary websites like a … [Read more...]