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How to delete characters which can not be printable

Hello Reader's if your page is generating some non readable characters that are not able to print then by using PHP you can remove them as follows:- Many of the other answers here do not take into account unicode characters (e.g. öäüßйȝîûηыეமிᚉ⠛ ).

jQuery add() Method

Hello Readers, We use add() method to add elements with a existing group of elements or selectors. Syntax: selector.add(selector) Parameters Please find the following description of all the parameters used by this add methods − Selector

What is Fibonacci Series & program for it?

What is Fibonacci Series ? Fibonacci succession arrangement or group of the numbers beginning with zero or one followed by a one, and carry on with rule that number is equivalent to the sum of prior 2 numbers. Fibonacci series is denoted by f(n) Eg

CSRF configuration in Spring

In this blog, I am going to explain how to implement Cross-Site Request Forgery protection in Spring. No need to worry to enable CSRF in Spring. Spring Security comes with CSRF enabled. And if required we can disable it as well. Although disabling CS

Create user friendly url using htaccess

WE can create user friendly url using url rewriting with the help of htaccess file. It helps to make URLs with duplicate content should have canonical URLs specified for them. Also beneficial for search engine optimization(SEO) for url crawling an

How to handle a longpolling request in openerp

In openerp to handle a long-polling request, we need to bypass private attribute access because we do not know before starting that the thread and handles a long-polling request and rename the thread to avoid tests waiting for a long-polling. Example

Exception Handling in Python

An exception is an error that happens during the execution of a program. Exceptions are known to non-programmers as instances that do not conform to a general rule. The code, which harbours the risk of an exception, is embedded in a try block Let's l

Unwind segue in iOS

To Use Unwind Segues in iOS. 1- Create three controller using storyBoard 2- Push from FirstViewControleller to SecondViewController 3- Push From SecondViewController to Third Write a function in FirstViewController like this -(IBAction)prepareFor

Fill an array with values with specifying keys

If you want to fill the values in array with specifying keys then you can use the pre-defined function "array_fill_keys()" means in this function you pass 2 array as parameter, the values of first array used as key of new array and second array used

How to use image in background with color ?

Hi Guys, Here i am posting that how you can use image with color in background. <div> block { background: #1e7f00 url("http://api.ning.com/files/rBZCY6X2uOlTJ8P9qLiTaHrX71x-bhRd9qAkTQBwNkSJPHtbC0Md09jy7l2JFbAGIWeexn8YrPUqqxKklZ5yJFL1uCaRv

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