Tutorial by Examples: ed

How to implement Firebase Real-Time database in Android applications. Setup/Installation: First, install the Firebase SDK (guide) Register your project using the Firebase console After successfuly completing the two steps above, add the following dependency in your application level ...

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Data Access Object(DAO) design pattern is a standard J2EE design pattern. In this design pattern data is accessed through classes containing methods to access data from databases or other sources, which are called data access objects. Standard practice assumes that there are POJO classes. DAO can b...

require(['N/search'], function(SEARCHMODULE){ var savedSearchId = 'customsearch_mySavedSearch'; var mySearch = SEARCHMODULE.load(savedSearchId); var resultset = mySearch.run(); var results = resultset.getRange(0, 1000); for(var i in results){ var result = results[i]...

Bootstrap provides a couple of classes for advanced table styling. Striped rows You will have a table with striped rows, if you add .table-striped class: <table class="table table-striped"> <thead><tr><th>First Name</th><th>Last name</th><...

As soon as the memory referenced by a isn't referenced anymore through any variable in the program, the garbage collector will free its memory. D also allows pointer arithmetic, except in code that is marked as @safe. void safeFun() @safe { writeln("Hello World"); // allocatin...

This example by Daniel Baggio was taken directly from this StackExchange answer, but has been reposted for visibility. This class takes an Mat object and returns the BufferedImage object used by the javax.swing libraries. This can be used by a Graphics object to draw the image. private BufferedIma...

Most looping and conditional constructs in Common Lisp are actually macros that hide away more basic constructs. For example, dotimes and dolist are built upon the do macro. The form for do looks like this: (do (varlist) (endlist) &body) varlist is composed of the variables define...

public class Example { private FileLogging _logging; public Example() { this._logging = new FileLogging(); } }

function createGoogleDriveFileOfMimeType() { var content,fileName,newFile;//Declare variable names fileName = "Test File " + new Date().toString().slice(0,15);//Create a new file name with date on end content = "This is the file Content"; newFile = DriveApp.crea...

function createGoogleDriveFileWithBlob() { var blob,character,data,fileName,i,L,max,min,newFile,randomNmbr;//Declare variable names fileName = "Test Blob " + new Date().toString().slice(0,15);//Create a new file name with date on end L = 500;//Define how many times to loop...

<div oc-lazy-load="['path/to/lazy/loaded/directive.js', 'path/to/lazy/loaded/directive.html']"> <!-- myDirective available here --> <my-directive></my-directive> </div>

To simulate paging using REST you can do the following: Use the $skip=n parameter to skip the first n entries according to the $orderby parameter Use the $top=n parameter to return the top n entries according to the $orderby and $skip parameters. var endpointUrl = "/_api/lists('g...

jQuery('body').bind('click', function(e) { if(jQuery(e.target).closest('#navbar').length == 0) { // click happened outside of .navbar, so hide var opened = jQuery('.navbar-collapse').hasClass('collapse in'); if ( opened === true ) { jQuery('#navbar2 .navb...

For the layout above your customrow.axml file is as shown below <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_heigh...

Usually to use the converter, we have to define it as resource in the following way: <converters:SomeConverter x:Key="SomeConverter"/> It is possible to skip this step by defining a converter as MarkupExtension and implementing the method ProvideValue. The following example conve...

michael@who-cares:~$ The symbol ~ after the who-cares: is the current directory. ~ actually means the person's home directory. In this case, that's /home/michael. michael@who-cares:~$ cd Downloads michael@who-cares:~/Downloads$ Looks for Downloads in the current directory, then makes that th...

Encryption is used to transform data in its orignal format (Eg: The contents of a letter, Credentials part of authorizing a financial transaction) to something that cannot be easily reconstructed by anyone who is not intended to be part of the conversation. Basically encryption is used to preve...

You can also loop over a variable list. From vars: favorite_snacks: - hotdog - ice cream - chips and then the loop: - name: create directories for storing my snacks file: path=/etc/snacks/{{ item }} state=directory with_items: '{{ favorite_snacks }}' If you are using Ansible ...