Commonly we suggest the hobbyists and newbies to use ready to use jumper wires or build custom size jumper wires with crimp pins. Ready to use jumper wires are great but has limitations at higher end. Here are practical tips on using breadboard wire and wire stripper. Good quality jumper wires with machined pins are actually good only for breadboard. You can not use them on any kind of prototyping … [Read more...]
Hortonworks Sandbox For Ready-Made Hadoop, Spark, Pig etc
Normal way of using Hadoop, Spark, Pig etc is to type the commands to install them. We have published numerous guides on each of them on this website to install via SSH. Second way is using some third party ready to use service where they are already installed, they are essentially like IBM's free Demo Cloud. Third way is to use some virtual appliance which has those preconfigured softwares so … [Read more...]
How to Develop a PHP MySQL Medical Diagnosis Application
In our previously published articles we talked about developing healthcare mobile app and later discussed about developing cognitive applications. Actually IBM's diagnostic softwares use are designed to meet all purposes, so those application's logical flow and amount of data becomes huge and complicated demanding application of machine learning. Diagnosis of basic matters can be based on simple … [Read more...]
Tips For Improving MySQL Database Performance
Be it WordPress like PHP-MySQL app or custom app, database can be bottleneck. Here are some tips for improving MySQL database performance. Definitely there are specialised text books to detailed documentation by MySQL, it is not always practical for all to read to lengthy texts, extract what are important points from them and apply. This kind guide is important for the webmaster and newbie … [Read more...]
Building Cognitive Applications with Data Science Experience
All of us are aware of dividing workload to the specialised persons. However, while developing free and open source applications and time to time smaller commercial applications, such division of specialized experience often gets blurred and one person handles all parts alone. Such use cases need better free tools (like IDE) to get kind of helping hand. Just a quick recapitulation of roles - … [Read more...]
Headless CMS, Decoupled CMS and Content as a Service (CaaS)
As importance of CMS is increasing when we are talking about RESTful API, Microservices and also using CMS in Application Development. Headless CMS, Decoupled CMS & Content as a Service (CaaS) are newer things and we guess this is a timely article for our readers. Many of these terminologies are quite ill-defined and commonly for practical purposes, for some use cases. Headless CMS, … [Read more...]
Multiplexing vs. Charlieplexing : Basics & Example With Arduino
In our previous article on using MAX7219 IC to build bigger display with LED, 7 segment segment LED, we talked about multiplexing. For future articles and guides on our website, it is important to know about multiplexing and charlieplexing. Multiplexing, Charlieplexing decreases pin count in a cluster of LEDs. Here is Basic Theory on Multiplexing vs. Charlieplexing & Arduino … [Read more...]
Which Smartphone is Better to Buy in 2017-2018?
Unfortunately, the question, which smartphone is better to buy in 2017-2018, has not many options. Definite reason is Nokia is actually out of game. My one decade old Nokia N73ME still is a good hardware. If you need that quality of solid hardware, then obviously it is iPhone specially if you have MacBook Pro purchased around 2012 or later. Samsung is practically clone of iPhone and good at … [Read more...]
Fireworks Photography Settings For DSLR, Rangefinder
Photographing fireworks is one of the most challenging work specially when handheld and situation is adverse. Here is quick fireworks photography settings For DSLR, Rangefinder. For a prepared setup, you can use a good tripod, a shutter release control (or mobile application which serve the purpose) as accessories. In such cases it is possible to make fireworks dreamy. But for an unprepared … [Read more...]
Digital Wallets : Advantages and Disadvantages
Digital Wallets are not new, neither iOS, Android and LTE/4G powered mobile phones are newer. Newer is increasing penetration and various offers by many service providers forcing the users to use certain digital wallet. Knowing the basics, advantages and disadvantages of digital wallets possibly more than everyday's need for any level of user in this IT era. It is normal to thing about PayPal and … [Read more...]
Guide For Healthcare Mobile App Development on Cloud
When we are talking about Freedom, we are talking about Free Software and Open Source hardwares. Sadly, at present very few even single board computers are 100% philosophy of GNU compliant. Sadly, for unknown reasons, various Governmental healthcare sectors (which includes NHS) promote proprietary companies like Microsoft and their product like Microsoft Windows. It is good that they are promoting … [Read more...]