Tutorial by Examples: p

There are three types of code swaps that Instant run enables to support faster debugging and running app from your code in Android Studio. Hot Swap Warm Swap Cold Swap When are each of these swaps triggered? HOT SWAP is triggered when an existing method's implementation is changed. WARM SW...

There are a few changes where instant won't do its trick and a full build and reinstall fo your app will happen just like it used to happen before Instant Run was born. Change the app manifest Change resources referenced by the app manifest Change an Android widget UI element (requires a Clean ...

DataTables has the capability to enable or disable a number of its features, such as paging or searching. To choose these options, simply select them in your initialization: $(document).ready(function() { $('#tableid').DataTable( { "paging": false, //Turn off paging, all r...

DataTables comes with an extensive API which is used to manipulate or obtain information about the DataTables on a page. The API can be accessed in 3 ways: var table = $('#tableid').DataTable(); //DataTable() returns an API instance immediately var table = $('#tableid').dataTable().api(); //dataT...

Arithmetic computation can be also done without involving any other programs like this: Multiplication: echo $((5 * 2)) 10 Division: echo $((5 / 2)) 2 Modulo: echo $((5 % 2)) 1 Exponentiation: echo $((5 ** 2)) 25

Lambdas are meant to provide inline implementation code for single method interfaces and the ability to pass them around as we have been doing with normal variables. We call them Functional Interface. For example, writing a Runnable in anonymous class and starting a Thread looks like: //Old way n...

server { listen 80 default_server; listen [::]:80 default_server; server_name example.com www.example.com; return 307 https://$host$request_uri; } A 301 redirect is also an alternative but if a POST is made to a 301, then many clients will resubmit the request as a GET - whic...

Since Ionic 2 is getting better and better every day, please always check the official documentation to keep track of the latest changes and improvements. Prerequisites: You will need NodeJS in order to build Ionic 2 projects. You can download and install node here and learn more about npm and the...

You can quickly switch to the previous branch using git checkout -

DockPanel aligns the control according to the dock property, in the order it's placed in the control. NOTE: DockPanel is part of the WPF framework, but does not come with Silverlight/WinRT/UWP. Open-source implementations are easy to find though. <DockPanel LastChildFill="False"> ...

StackPanel places its controls one after another. It acts like a dock panel with all of its control's docks set to the same value. <!-- The default StackPanel is oriented vertically, so the controls will be presented in order from top to bottom --> <StackPanel> <Button Content=&q...

Locally created images can be pushed to Docker Hub or any other docker repo host, known as a registry. Use docker login to sign in to an existing docker hub account. docker login Login with your Docker ID to push and pull images from Docker Hub. If you don't have a Docker ID, head over to https...

Run the install on a single run command to merge the update and install. If you add more packages later, this will run the update again and install all the packages needed. If the update is run separately, it will be cached and package installs may fail. Setting the frontend to noninteractive and pa...

Open Repo Create new repo (My advice first add pods on a temporary repo before adding to your original project) Fill Repository name with your repo name. I'll use "myrepo" for this tutorial and will use "<" and ">" symbols for the parts you should change to yo...

To get the IP address of a docker machine, you can do that with this command : docker-machine ip machine-name

gitk path/to/myfile

Let's say you have two commits d9e1db9 and 5651067 and want to see what happened between them. d9e1db9 is the oldest ancestor and 5651067 is the final descendant in the chain of commits. gitk --ancestry-path d9e1db9 5651067

If you have the version tag v2.3 you can display all commits since that tag. gitk v2.3..

Java provides a conditional-and and a conditional-or operator, that both take one or two operands of type boolean and produce a boolean result. These are: && - the conditional-AND operator, || - the conditional-OR operators. The evaluation of <left-expr> && <righ...

In-place editing, while common, is a non-standard feature. A viable alternative would be to use an intermediate file to either store the original, or the output. sed 'sed commands' > file.out && mv file.out file # or mv file file.orig && sed 'sed commands' file.orig > file ...