Risk based testing
What is risk ? Risk is an uncertain event or condition that, if it occurs, has an effect on at least one objective. or The probability of something happening multiplied by the resulting cost or benefit if it does. (This…
A home to software testing, electronics circuits & projects, tips and tricks and digital diary.
A home to software testing, electronics circuits & projects, tips and tricks and digital diary.
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Simple High Pass Filter
Part List IC1 – LM741 R1 – 3k R2,R3 – 90K R4 – 390 K R5 – 680 K C1,C2,C3 – 0.0047 uf Power Supply – 12v Dual Supply
How to install NOBS for Raspberry Pi
Note: Please note that NOOBS is no longer supported or recommended. Please switch to Raspberry Pi Imager. If you still require multi-boot functionality, consider switching to PINN, which is an unofficial fork with additional features. Install NOBS for Raspberry Pi To…
Raspberry Pi 2, Model B
Raspberry Pi 2 Model B delivers 6 times the processing capacity of previous models. This second generation Raspberry Pi has an upgraded Broadcom BCM2836 processor, which is a powerful ARM Cortex-A7 based quad-core processor that runs at 900MHz. The board…
The Economies of Software Testing
What do you mean by Economies of Software testing? Why software defects are costly to find and fix? How early defect detection can save much cost in fixing defects? There is a definite economic impact of software testing. One economic…
How To Make WiFi Tethering in Windows 8.1
Steps to Configure Wifi Tethering in Windows: Launch an elevated command prompt under Windows 8 (command prompt with administrator privileges). To do this Press Windows + x key in windows 8 and click Command Prompt (Admin). Execute the below command to verify…
Solar power supply circuit
This solar power supply circuit project uses the 1.2v rechargeable battery and solar panel. The solar panel charges the battery when sunlight is bright enough to produce a voltage above 1.9v. The regulator transistor is designed to limit the output voltage…
Security testing – revisited
This blog (security testing revisited) is intended to summarize few of my post related to security testing :- Ethical Hacking – part 1 – Before going into details of how to ethical hacking we should be clear of what it is. What…
Selenium Ruby Binding – how ?
Good part of selenium is that the selenium tests can be written in multiple programming languages like c#, Java, Perl, PHP, Ruby etc. I normally hear saying that “This Java project, so we can write tests in Java as well”.…
How to use multiple solar panels?
Calculating watts Power[watt]=Voltage[volt] * Current[Ampere] if the panel is rated as 5v 200 mA then Power=1 watt Wiring multiple solar panels Parallel wiring This is required if your application need more power than rated. By connecting the positive terminal of…