CCNA, CCNP, MCSA, CCNA Final Exam, All Answer Test Module With 100/100

I'm taking my first crack at Ajax with jQuery. I'm getting my data onto my page, but I'm having some trouble with the JSON data that is returned for Date data types. Basically, I'm getting a string back that looks like this:

Are there any repositories around for open sourced iPhone and iPad components?

I've noticed that there are many questions about how to handle UIImage objects, especially in conjunction with UIImagePickerController and then displaying it in a view (usually a UIImageView ). Here is a collection of common questions and their answers. Feel free to edit and add your own.

I like the Android platform. Actually, with some friends, we even participate to the ADC with the Spoxt project.

I have a 2.67 GHz Celeron processor, 1.21 GB of RAM on a x86 Windows XP Professional machine. My understanding is that the Android emulator should start fairly quickly on such a machine, but for me it does not. I have followed all instructions in setting up the IDE, SDKs, JDKs and such and have had some success in staring the emulator quickly but is very particulary. How can I, if possible, fix this problem?

Can anyone tell what is the difference between px, dip, dp and sp in android?

I'm trying to install the Android SDK on my Windows 7 x64 System. jdk-6u23-windows-x64.exe is installed, but the Android SDK setup refuses to proceed, because it doesn't find the JDK installation.

I am using Eclipse Android plugins to build a project, but I am getting this error in the console window:

What is the most efficient way to clone a JavaScript object? I've seen:

In jQuery, suppose you have an element of some kind that you're hiding and showing, using .hide() , .show() or .toggle() . How do you test to see if that element is currently hidden or visible on the screen?

Recently, I ran some of my JavaScript code through Crockford's JSLint , and it gave the following error:

There are a few JavaScript frameworks/toolsets out there, such as: jQuery ; Dojo ; Prototype ; YUI ; MooTools ; ExtJS ; SmartClient ; Zepto and others I'm sure.

How can I redirect the user from one page to another using jQuery?

Is there a plugin-less way of retrieving query string values via jQuery (or without)?

What is this? This is a collection of questions that come up every now and then about syntax in PHP. This is also a Community Wiki, so everyone is invited to participate in maintaining this list.

What would you recommend using between a datetime and a timestamp field, and why? (using mysql). I'm working with php on the server side.

So specifically in a mysql database, I understand that this is vulnerable to SQL injection . Take the following code and tell me what to do.

I just had an interview, and I was asked to create a memory leak with Java. Needless to say I felt pretty dumb having no clue on how to even start creating one.

Until today I thought that for example: i += j; is just a shortcut for:

What are the best practices for using Java's @Override annotation and why?