Solution to an error faced while running optipng.
The process for getting a project from GitHub is explained.
Solution to error,
Failed to send 300 byte long packet over fallback interface, while starting a service.
Resolution of the error Dovecot: imap Error: open (/var/mail/username) failed observed on a Postfix mail server site.
How to access files on an Android device from Nautilus file manager in Linux is explained.
Recaptcha: ERROR for site owner, Invalid domain for site key
Resolution of the debug connection between host and Android device after getting the ADB log error
AdbCommandRejectedException getting properties for device.
Solution to the error while loading shared libraries, libz.so.1, while building a project in Android Studio is listed.
Solution to the problem of not able get connection between Android Studio and adb is discussed.
Solution to the
Invalid Gradle JDK configuration foundproblem faced while opening an Android project in Studio is listed.
Git commands for common source code management use cases are listed.
bash idioms are tiny scripts, mostly one-liners, that accomplish a lot and can be used as building blocks in bigger scripts.
How to optimize the size of an image for sharing on Twitter so that the full image is visible in the tweet stream is explained.
With Varnish 4.0, the VCL has changed. The changed VCL for dropping cookies for a WordPress based site using Varnish cache server is provided.