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jQuery hasAttr checking to see if there is an attribute on an element [duplicate]

...is).attr('name') ) != 'undefined' ) { // ... } since undefined can actually be redefined using a simple: undefined = 1 – Shane Tomlinson Nov 22 '10 at 12:34 7 ...
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How to make RatingBar to show five stars

..." . The problem is that the number of stars doesn't seem to do anything at all. In portrait-layout I get 6 stars and when I flip the phone I get about 10 stars. I tried to set the number of stars in my Activity ( myBar.setNumStars(5) ) that loads the xml but there was no success with that option eit...
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Possible reasons for timeout when trying to access EC2 instance

... could be the reasons why, and what can I do to resolve it? Rebooting normally takes a long time to take effect, and might just makes things worst ...
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'Must Override a Superclass Method' Errors after importing a project into Eclipse

Anytime I have to re-import my projects into Eclipse (if I reinstalled Eclipse, or changed the location of the projects), almost all of my overridden methods are not formatted correctly, causing the error: ...
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When to use StringBuilder in Java [duplicate]

It is supposed to be generally preferable to use a StringBuilder for string concatenation in Java. Is this always the case? ...
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Convert PEM to PPK file format

...w has the ability to create SSH Keys for Linux servers. This function will allow the user to create multiple custom keys by selecting the "My Account/Key Management" option. Once the key has been created the user will be required to select the desired SSH Key during the “Create Server” process f...
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Installing rmagick on Ubuntu

...tup on Ubuntu 10.04. Looked here but had no joy. I even compiled and installed ImageMagick from source, but the instructions here still didn't help me when I try to install RMagick using RubyGems. I got this error: ...
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How to create a CPU spike with a bash command

...ate a near 100% load on a Linux machine. It's quad core system and I want all cores going full speed. Ideally, the CPU load would last a designated amount of time and then stop. I'm hoping there's some trick in bash. I'm thinking some sort of infinite loop. ...
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How to set TextView textStyle such as bold, italic

How to set TextView style (bold or italic) within Java and without using the XML layout? 27 Answers ...
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jQuery date formatting

...stion. It works well for me in a slightly different syntax/context: var dt_to = $.datepicker.formatDate('yy-mm-dd', new Date()); If you decide to utilize datepicker from JQuery UI, make sure you use proper references in your document's < head > section: <link rel="stylesheet" href="http...