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What is a raw type and why shouldn't we use it?
...ence type that is formed by taking the name of a generic type declaration without an accompanying type argument list.
An array type whose element type is a raw type.
A non-static member type of a raw type R that is not inherited from a superclass or superinterface of R.
Here's an example to ill...
How to update Ruby to 1.9.x on Mac?
...ount on my mac and I am trying to update to the current version of ruby on it (1.9.2) from the snow leopard default of 1.8.7. Can somebody point me to tutorial or explain the best method to update Ruby on my mac from 1.8 to 1.9.2? Thanks
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Setting Objects to Null/Nothing after use in .NET
...et all the objects to null ( Nothing in VB.NET) once you have finished with them?
15 Answers
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Why and when to use Node.js? [duplicate]
Sorry if I'm a bit ambiguous, but I'm trying to understand the real advantages of using Node.js instead of other server-side language.
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If table exists drop table then create it, if it does not exist just create it
...e`; before your CREATE TABLE statement.
That statement drops the table if it exists but will not throw an error if it does not.
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jQuery checkbox change and click event
... JSFiddle and does what you're asking for.This approach has the added benefit of firing when a label associated with a checkbox is clicked.
Updated Answer:
$(document).ready(function() {
//set initial state.
$('#textbox1').val(this.checked);
$('#checkbox1').change(function() {
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How to handle configuration in Go [closed]
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The JSON format worked for me quite well. The
standard library offers methods to write the data structure indented, so it is quite
readable.
See also this golang-nuts thread.
The benefits of JSON are that it is fairly simple to parse and human readable/ed...
NSUserDefaults - How to tell if a key exists
...small iPhone app, and I am using NSUserDefaults as my data persistence. It only has to keep track of a few things, such as some names and some numbers so I figure I might as well keep it simple.
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Mapping a function on the values of a map in Clojure
I want to transform one map of values to another map with the same keys but with a function applied to the values. I would think there was a function for doing this in the clojure api, but I have been unable to find it.
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Don't reload application when orientation changes
... to change when the screen is rotated. My app displays a random image when it first loads and rotating the device should not select another random image.
How can I (simply) make this behavior stop?
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