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Understanding Lambda Expressions

What is Lambda Expression ? Lambda expression is an inline delegate introduced with C # 3.0 language. It is an easy way to represent an anonymous method. Lambda is used to write anonymous functions which does not take parameter and which does not re

CakeFest 2014 - The CakePHP Conference

CakeFest is the annual conference dedicated to the CakePHP framework and related technologies, hosting live workshops, and inviting a variety of great speakers, to give the very best in presentations and talks on the latest from the community. This y

__weak and __unsafe_retained

__weak and __unsafe_unretained are the ownership qualifiers introduced by LLVM Compiler 3.0. By default all pointers are __strong under ARC which means that when an object is assigned to a pointer, it is retained for as long as that pointer refers t

Example of Annotation Based Spring Application

With Spring 2.5 it is possible to do all configuration using the annotations. We can configure all dependency injection using the annotations, so no need to define or register your bean to the xml. You can do all wiring configuration on component bea

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website css3 Triangles for website

<section class="col-2 ss-style-triangles"></section> <section class="color"></section> <section class="col-3 ss-style-doublediagonal"></section> *, *:after, *::before { -webkit-box-sizing: border-box; -m

optionally using iPhone OS 3.0 features in a 2.0 compatible app?

We can check if that specific method available in this version of sdk or not. For example there is method AVCaptureAutoFocusRangeRestriction of class AVCaptureDevice which is available in iOS 7 but not in iOS 6. So to check we can do the following :

Versioning of An Object in Hibernate

As we know that the Hibernate API provide us to save, retrieve, update and delete data features, but it's not just that it provides more than that. In traditional database programming what we do to check the data is being modified, answer is that we

How to give border color to UIButton in objc and Swift.

To give border color to UIButton :- 1. Take UIButton as property . 2. Give corner radius and corner width to UIButton. 3. Now give border color to UIButton. For Swift use :- demoButton.backgroundColor = UIColor.clearColor() demoButton.layer.cor

How to refresh a part of page automatically?

Many time you need to refresh your page without reloading the whole page.  Some time you need it to be done automatically after a certain time. You can do it by ajax and jquery. Here i am writing a function which will refresh div after 10 sec.

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