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Different ways to open a file to work with in a script.

Use varnishstat to monitor the numeric metrics of a currently running Varnish instance. It's location will differ based on your installation. Running varnishstat -1 will output all metrics in a simple grep-able format. Other utilities are available for watching varnish current status and logging: v...

If you find the arguments for type systems persuasive in general, then you'll be happy with TypeScript. It brings many of the advantages of type system (safety, readability, improved tooling) to the JavaScript ecosystem. It also suffers from some of the drawbacks of type systems (added complexity a...

Vala support various flavours of classes. Both glib-2.0 and gobject-2.0 dependencies are required unless --nostdpkg is explicitly given.

https://www.gnu.org/software/emacs/manual/html_node/emacs/index.html#Top

Dagger 2, as explained on GitHub, is a compile-time evolution approach to dependency injection. Taking the approach started in Dagger 1.x to its ultimate conclusion, Dagger 2.x eliminates all reflection, and improves code clarity by removing the traditional ObjectGraph/Injector in favor of user-spec...

Quick overview of Rails engines Engines are small Rails applications that can be used to add functionalities to the application hosting them. The class defining a Ruby on Rails application is Rails::Application which actually inherits a lot of its behavior from Rails::Engine, the class defining an ...

This example show you how to format phone numbers with a patter You will need the following library in your gradle. compile 'com.googlecode.libphonenumber:libphonenumber:7.2.2'

This section provides an overview of what ansible-playbook is, and why a developer might want to use it. It should also mention any large subjects within ansible-playbook, and link out to the related topics. Since the Documentation for ansible-playbook is new, you may need to create initial ver...

This section provides an overview of what slf4j is, and why a developer might want to use it. It should also mention any large subjects within slf4j, and link out to the related topics. Since the Documentation for slf4j is new, you may need to create initial versions of those related topics. ...

This section provides an overview of what IBM MQ is, and why a developer might want to use it. It should also mention any large subjects within IBM MQ, and link out to the related topics. Since the Documentation for IBM MQ is new, you may need to create initial versions of those related topics....

This section provides an overview of what cpanel is, and why a developer might want to use it. It should also mention any large subjects within cpanel, and link out to the related topics. Since the Documentation for cpanel is new, you may need to create initial versions of those related topics....

Bootstrap 4 is a major rewrite and there are many changes to be aware of when upgrading from Bootstap 3. Here are the class name changes, tips and examples of migrating your Bootstrap 3.x code to Bootstrap 4.x. This just a small example more detailed examples to be followed.

I2C is a communication protocol that can make two or more Arduino boards talk to each other. The protocol uses two pins - SDA (data line) and SCL (clock line). Those pins are different from one Arduino board type to another, so check the board specification. The I2C protocol set one Arduino board ...