Featured
-
How Regression Testing Detects Integral Errors In Business Processes
Humans are forever changing and evolving and so to
by kristina.rigina -
Get Display Banner Advertising Opportunity on FindNerd Platform
“Do you have a product or service that nee
by manoj.rawat -
Android O Released with Top 7 New Features for App Developers
Android was founded by Andy Rubin, Rich Miner, Nic
by sudhanshu.tripathi -
Top 5 Features That Make Laravel the Best PHP Framework for Development
Laravel is a free open source Web Framework of PHP
by abhishek.tiwari.458 -
Objective C or Swift - Which Technology to Learn for iOS Development?
Swift programming language is completely based on
by siddharth.sindhi
Tags
Lambda ,Block and Proc
About lambda:
Lambda are just like objects.
It is just like a regular function whose last statement is it's returns value.
Syntax for lambda : lambda = lambda {}
Example1:
l = lambda{"hello"}
puts l.call
...
Access Controls with examples in Ruby
Access controls refers to the methods which allow you to set the access to classes, methods and other members. They are used to encapsulate the components so that we can maintain security of these methods throughout the project.
Ruby gives us ...
Difference between a Symbol and String in Ruby
A string is placed either within single quotes i.e ('') or double quotes i.e ("") whereas on the other hand, a symbol is preceded by a colon i.e (:).
A string has a variety of methods to use but contrary to that a symbo...
Rescue Exception
An exception is an instance of the class Exception or a descendant. In ruby to rescue exceptions we do something like this:
def process_request!
#some code here
rescue
Rails.logger.error { "#{e.message} #{e.backtrace.join(...
array and hashes in ruby
Ruby array is a list of elements that can be of any type either string or integer. Hence, In ruby it can be integer or string.
we can declare array by placing the elements inside the brackets like;-
arr = [1,"array",2,3,"h...
How to Get 250+ Free Retweets without using Twitter Ads Part 2
In my previous, we discussed about “How to get 250+ Retweets without using Twitter ads” and now I am shedding more light on deep secrets of getting 250+ retweets on your tweets.
Let’s Begin!
Use t...
Creating Parent Child theme in Wordpress
Hello readers, In this tutorial I will guide you to "Create Parent Child theme in Wordpress".
The web that modifying a theme and even slightly prevents you from updating it to more recent version in the future, because in case you tr...
How to Get 250+ Free Retweets without using Twitter Ads Part 1
You login to your twitter account and check how many Retweets and likes you have got on your 5-day-old post. You are left scratching your head after seeing only 5+ odds or even less. Has this ever happened to you? If yes, then you have come to ...
How to add placeholder inside UITextView
To add placeholder UITextView first take outlet of UITextField
ex- @property (weak, nonatomic) IBOutlet UITextView *yourTextView;
Then follow these steps
1. In viewDidLoad add these line of code
self.yourTextView.text = @Please type he...
Creating Cookie in cakephp
Hello Readers this is small blog on creating cookie in your cakephp application. Cookies are a mechanism for storing data in the web browser and helps in identifying users.
Cookies are files that contain information about the...
How to create your own helper in cakephp
In our application there are situations, where we need presentational logic which will be shared between many views, elements, or layouts. For this purpose cakephp provides view helpers.
Some of them are:
CacheHelper, Form...
How would you create Sessions in Cakephp
Hello readers , this is a small blog on session in cakephp.
Sessions are the most useful and important function of PHP. I think Sessions are used in every website. Sessions can be used in e-commerce website, job portals, payroll systems ...
How to use counter increment in CSS
If you want to increase the counter of the listing we can do that easily with the help of counter increment using CSS.
This can be used like an variable in javascript and you just have to increment the value of the variable using CSS rules and...
Record a sound in iOS
To record the sound in ios we can use the code below:-
To record the sound first set the delegate of AVAudioRecorder in AudioRecorderViewController.h File like
#import "AudioRecorderViewController.h"
@interface AudioRecorderViewControl...
How to compress video before uploading it to server ?
We know uploading a video on server is a time consuming task but by using third party libraries we can compress video file faster.
There are many libraries available but this one is good, you don't have to add any ndk with this lib :
FF...
Pattern Class and Pattern Object of Regular Expression
A compiled representation of an object which would be created after invoking one of it’s method of Pattern class is known as pattern object. These methods accept regular expression as an argument and matches with the given input. This class...
Create a Transformation in Pentaho
Hi Friends.
In this blog, I'm going to explain how you can create Transformations in Pentaho Spoon. I shall Extract data from a DBF file, will apply simple (no) Transformation and Load into MySql database. Pentaho comes with different comp...
What is MVC architecture in Angular JS
MVC is Model-View-Controller architecture designed for web development. It has three main parts:
In angular the way we organize things is different from the others in javascript.
Model: Model contains all the information that is responsible f...
Get correct path of file stored in device
Sometimes we faces some problem in getting path of selected files, like till kitkat version we have three types of document storage that are
ExternalStorageProvider
DownloadsProvider
MediaProvider
but in above versions we have
...
Manage image rotation programmatically
Hi we know that we have lots of devices available in Android market with different-2 resolutions and functionalities like we have some issue with samsung and lg devices while capturing images from camera, we basically gets the wrong orientation o...
Chapter 4:Angularjs Services
In previous blog we have take knowledge about how we will use angularjs and how important role directives play while using angularjs.If you have not read previous blog then kindly request first read that blog then carry forward to read this ...
How to embed a Tweet on Your Website or Blog
Twitter is one of the most prominent sources of traffic to your blog post or even your business website. On Twitter, a user can create a profile, where they can share their views, news, ideas, and media like images, video and animation....
Chapter 3: Angular.js with UI Logic(Controller)
In the previous chapter we have discuss what is angularjs and what are the directives before proceeding to next chapter where we will practically try to implement all this it is necessary to know about angular.js definition and directives.
As ...
MySQLi - An improved and enhanced MySQL extension
After depreciation of mysql_* functions from PHP 5.5, MySQLi and PDO are two most popular and preferred options to interact with MySQL databases in PHP. This article demonstrates the introduction of MySQLi and highlights the reasons behind the de...
How to Convert List to DataTable in C# and VB.NET
In this blog I described how to convert list objects to DataTable. There are several method to convert list objects to DataTable. In this blog I used List interface for conversion.
It is a generic method, it converts all types of list into DataT...
Apk signed with same certificate as the previous version
To make a android apk in flash builder is having very simple steps.
Export release build
Choose certificate
and build the project and you got your apk. Here the certificate are very easy to create, choose create and fill the details and ...
How to debug Windows Service Applications in C#
When we creating a windows service, we need to test it before installing.Window service is not directly run through Visual Studio.There are many other method to debug the window service. I explained here one of the method to debug the window serv...
How to generate random number in MS-Excel
Random number generator is used to generate random no as much as you want and also you can specify the range in which you want the numbers.
Steps to use random number generator:
Select Data Analysis from them Data menu:
...
How to set automatic email reminder using Cron Job?
Hello friends, today I am going to tell you how to set an email reminder or email notification. This can be done via Cron Jobs. Cron Jobs is helpful for reminder purposes or if you don't want to send same email every week or every single day ...
Unity 3D: Idle check direction
Basically I have created a 2d rpg click to move game on unity. My problem is that my player isn't facing the right direction once it has reached it's position, for example please take a look at this video: Unity problem 2 - YouTube[^...
linked list
how I can perform and display a linked list in c++ ?
please I want an explanation and tune small example in c++
Chapter 2: What is Angular Js and Directives with example
Angularjs is a javascript library which is perfect for single page application(SAPs). Angularjs is nothing just a javascript library which extends HTML with new markups. Single page application are those web application which will load a single w...
How to use event.data property in jQuery ?
Hi Reader's,
Welcome to FindNerd, in this blog I will guide you to use event.data Property in Jquery.
Basically event.data property is used when the current executing handler is bound. so we can say that it is an optional obje...
Capability Maturity Model [ CMM ]
CMM Model:-
Capability Maturity Model [CMM] individualizes an expanding sequence of levels of any software development association. This follow the concept like as “highest level of the model then best of the software development process...
Create your own component in cakephp
Suppose in our application we need to perform a mathematical operation in many different parts, then we could create our own component to use in many different controllers.
1. First create a file named MathComponent.php i...
Chapter 1: Get Starting with Angularjs
Before starting Angularjs we should know:
1) HTML & CSS
2) Javascript
Then second question comes in my mind is "Why we use Angular"
For this I have collect few point that are:
1) When we want to make dynamic s...
Soak Testing
What is Soak Testing?
This is a non-functional testing. In the Soak Testing, the System under Load (SUL) is checked that it can face an immense/large volume of the load for an extended timeframe.
Soak Testing is only a k...
How to use appendTo()event in Jquery ?
Hi Reader's,
Welcome to FindNerd, today we are going to discuss how to use appendTo()event in Jquery.
Basically appendto() method is used for inserting specified content of HTML elements at the end of the selected elements.
&nbs...
SAAS and Enterprise Level Applications Features & Advantages
Nowadays the Enterprise Level Apps are gaining more importance and the advantages are really outstanding. Enterprise level apps are basically Saas ( Software as a Service ) based. SAAS based application provides the advantage of combination of va...
jQuery checked( ) event
checked( ) property is used in jQuery to manipulate the elements on the checked event of radio buttons, input buttons and select elements. For working on options of select element we should use selected( ) event.
As shown in example below we c...
Change background color of uibutton using subclass method
Hello all !
Explanation is,
Suppose we want to change the background color of the UIButton when it is selected and when reSelected change it to the default colour.
There are many methods for doing so and one of them I am explaining below :-
...
I need help in a C code
Help me with the Logic of the question given below:
You will be given a file with two lines. First line will contain two integers separated by commas(say X,Y). In the next line there will be Y number of integers again separated by commas. You ...
How to use blur() Method in Jquery ?
Hi Reader's,
Welcome to FindNerd, today we are going to discuss how to use blur() Method in Jquery.
The blur() Method occurs when an element loses focus hence we can say that blur() method is used for attaching a function to ...
How to use bind() Method in Jquery ?
Hi Reader's,
Welcome to FindNerd, today we are going to discuss how to use bind() Method in Jquery.
The bind()methods is one of the most important aspects of dealing with events through jQuery.
Basically,the bind() method affixes ...
Camera Projections in Unity
The camera view can be either set to perspective or orthographic.
You can change this by going to the camera settings as shown in the image below :-
1. Perspective Camera : In this the closest things seems bigger. In gaming it r...
How to insert value in an auto incremented column in SQL
How to insert value in an auto incremented column in SQL
Sometimes we have situation to insert value in an auto incremented column. Let's discuss this with a simple example.
Example
1) Here is my table structure.
CREATE TABLE St...
How to Get Your Product from Idea to Prototype to Production
With easy access to 3D printers, design software, and crowdfunding, inventors can easily create a prototype of their product. However, they need to select one of the following types first:
Presentation Prototype: This combines off-the-shelf...
jQuery Animation
jQuery is a flawless library, and for a long time now it has changed the path many engineers take on for their ventures. At the point when jQuery was made, CSS couldn't make complex movements, leaving JavaScript as the best approach. jQuery p...
