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Cookies Testing

  Every web browser save the website small information in the form of text files known as cookies. These files are saved in the user’s hard drive by server; these saved cookies are then used later when user reopen that website again. HTTP

How to implement zip compression in .Net ?

Hi Friends, Sometimes we need to compress some files programmatically in our code particularly in the case when you are developing any multiple download scenario. We compress the files for following reasons: 1-Compressed files are smaller in size,

What is method to compare two text strings in PHP

Hi Reader's, Welcome to FindNerd, today we are going to discuss What is method to compare two text strings in PHP There are two method to check two string In php. 1: "==" Operator 2- "strcasecmp() method"   Let explai

Capybara get element attribute value

Many times we have to test the value of any attribute. With the help of find method, we can only locate the element but cannot get the value of all attributes of that element. So, to get the value of any attribute we have to give the name of that att

How to display collection view cells based on screen width dynamically in iOS?

Hi Readers, In this blog we will get to know how to resize collection view cell dynamically and according to the screensize of iPhone. Here is a very simple code given below to perform this task in a very easy way. We will use a method inside which

Dealing with Directories in Ruby

Ruby is a rich technology and its integration with system commands makes it much more richer. In Ruby if you want to create, read, delete or change the directory, there is Dir class available for that, which provides multiple methods for dealing with

How to store image in cache in iOS?

Hi Readers, This blog includes the concept of how to store image data in a cache memory with the help of SDWebImageManager. First of all, we need to install pods in the application to use SDWebImageManager, after creation of pod file you need to inc

Javascript function call in webview

Hello Readers, In order to call javascript functions within webview,following code snippet may be used: Specify path of the html file which contains the javascript function: NSString *path; NSBundle *bundle = [NSBundle mainBundle]; path = [bundle

puts vs p in rails

While writing the code, we often need to print a particular object and see the result. In rails we use puts and p for that. Both will display the result but there is a difference between them.puts prints the result by applying to_s on an object where

Saving secure data into keychain wrapper for app security

Hi Readers, The keychain service provide a secure way to store content such as passwords, keys, certificates, etc. Each iOS app has a separate requirement to save items. There is a class named KeychainItemWrapper which provide you service to save da

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