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Why do people say that Ruby is slow? [closed]
I like Ruby on Rails and I use it for all my web development projects. A few years ago there was a lot of talk about Rails being a memory hog and about how it didn't scale very well but these suggestions were put to bed by Gregg Pollack here.
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Best Practice: Access form elements by HTML id or name attribute?
...lining JS into your HTML is rather inelegant (and often inefficient, since it creates a wrapper function around the code), the fact that you always return false means your form will never submit. So unless either the form isn't meant to be submitted (perhaps it's used entirely by JS code), or unles...
Relative URL to a different port number in a hyperlink?
Is there a way without Javascript / server-side scripting to link to a different port number on the same box, if I don't know the hostname?
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How to save an activity state using save instance state?
I've been working on the Android SDK platform, and it is a little unclear how to save an application's state. So given this minor re-tooling of the 'Hello, Android' example:
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Remove not alphanumeric characters from string
...put.replace(/\W/g, '')
Note that \W is the equivalent of [^0-9a-zA-Z_] - it includes the underscore character. To also remove underscores use e.g.:
input.replace(/[^0-9a-z]/gi, '')
The input is malformed
Since the test string contains various escaped chars, which are not alphanumeric, it will ...
Get name of current script in Python
...s is the name of the script that was originally invoked.
If you want to omit the directory part (which might be present), you can use os.path.basename(__file__).
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PHP Session Security
What are some guidelines for maintaining responsible session security with PHP? There's information all over the web and it's about time it all landed in one place!
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How do I implement a callback in PHP?
How are callbacks written in PHP?
9 Answers
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How do you organize your version control repository?
First, I know about this: How would you organize a Subversion repository for in house software projects?
Next, the actual question:
My team is restructuring our repository and I'm looking for hints on how to organize it. (SVN in this case).
Here's what we came up with. We have one repository, mult...
How to remove EXIF data without recompressing the JPEG?
...amera info... everything!) from JPEG files, but I don't want to recompress it, as recompressing the JPEG will degrade the quality, as well as usually increasing the file size.
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