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Reading a huge .csv file
...wly) for the files with under 300,000 rows, but once I go above that I get memory errors. My code looks like this:
7 Answer...
Achieving bright, vivid colors for an iOS 7 translucent UINavigationBar
...ers. I'm subclassing UINavigationBar and adding a layer to the back with some extra space to cover if any of the various height status bars are up. The layer gets adjusted in layout subviews and the color changes whenever you set barTintColor.
Gist: https://gist.github.com/aprato/6631390
setBarTi...
lenses, fclabels, data-accessor - which library for structure access and mutation is better
... am aware of providing lenses.
The notion of a lens is that it provides something isomorphic to
data Lens a b = Lens (a -> b) (b -> a -> a)
providing two functions: a getter, and a setter
get (Lens g _) = g
put (Lens _ s) = s
subject to three laws:
First, that if you put something,...
Is it possible to use JavaScript to change the meta-tags of the page?
...
Yes, you can do that.
There are some interesting use cases: Some browsers and plugins parse meta elements and change their behavior for different values.
Examples
Skype: Switch off phone number parser
<meta name="SKYPE_TOOLBAR" content="SKYPE_TOOLBAR_PA...
do..end vs curly braces for blocks in Ruby
I have a coworker who is actively trying to convince me that I should not use do..end and instead use curly braces for defining multiline blocks in Ruby.
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How can I create a self-signed cert for localhost?
... / SSL on localhost? but this sets up a self-signed cert for my machine name, and when browsing it via https://localhost I receive the IE warning.
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Convert XML to JSON (and back) using Javascript
...O'Reilly is hosting the article should indicate that Stefan's solution has merit.
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How to change the type of a field?
...to change the $type from 1 (double) to 2 (string).
So simply load the document from the DB, perform the cast (new String(x)) and then save the document again.
If you need to do this programmatically and entirely from the shell, you can use the find(...).forEach(function(x) {}) syntax.
In respon...
How to add reference to System.Web.Optimization for MVC-3-converted-to-4 app
... 4 and higher you should install the Microsoft ASP.NET Web Optimization Framework:
Install the package from nuget:
Install-Package Microsoft.AspNet.Web.Optimization
Create and configure bundle(s) in App_Start\BundleConfig.cs:
public class BundleConfig
{
public static void RegisterBundles(Bu...
Faster s3 bucket duplication
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It supports non-concurrent sync based on file modified time, size, etc. It was blazing fast when I tried it. I believe the objects are copied directly on S3 without downloading them to the local machine. It doesn't run in parallel by default but I'm sure you could have multiple syn...