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JRuby on Rails vs. Ruby on Rails, what's difference?
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JRuby is the Ruby implementation that runs on a JVM whereas Matz's Ruby is a C implementation.
Key features to note are:
JRuby runs on Java VM's and it's either compiled or interpreted down to Java byte code.
JRuby can integrate with Java code...
Symbolic link to a hook in git
I wrote my own custom post-merge hook, now I added a "hooks" directory to my main project folder (since git doesn't track changes in .git/hooks), somewhere I read that I can make a symbolic link from hooks to .git/hooks so I don't have to copy the file from one folder to the other every time someone...
Outline effect to text
...CSS to give outlines to text with different colors ? I want to highlight some parts of my text to make it more intuitive - like the names, links, etc. Changing the link colors etc. are common nowadays, so I want something new.
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Vim - how to run a command immediately when starting vim?
... vim to gather a file cache for quick opening.. I have to run this every time I start vim though.
5 Answers
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What killed my process and why?
...nel would only kill a process under exceptional circumstances such as extreme resource starvation (think mem+swap exhaustion).
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Transitions on the CSS display property
I'm currently designing a CSS 'mega dropdown' menu - basically a regular CSS-only dropdown menu, but one that contains different types of content.
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how to use “AND”, “OR” for RewriteCond on Apache?
...teresting question and since it isn't explained very explicitly in the documentation I'll answer this by going through the sourcecode of mod_rewrite; demonstrating a big benefit of open-source.
In the top section you'll quickly spot the defines used to name these flags:
#define CONDFLAG_NONE ...
Is MonoTouch now banned on the iPhone? [closed]
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This changed recently. MonoTouch should no longer conflict with
the agreement. Any statements below are purely historical!
Yes, it seems pretty clear from their license agreement now that if the original application is written in C# then it would be violating the license:
...Applications must be...
How can I connect to Android with ADB over TCP? [closed]
...ttempting to debug an application on a Motorola Droid , but I am having some difficulty connecting to the device via USB. My development server is a Windows 7 64-bit VM running in Hyper-V , and so I cannot connect directly via USB in the guest or from the host.
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Get Image size WITHOUT loading image into memory
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As the comments allude, PIL does not load the image into memory when calling .open. Looking at the docs of PIL 1.1.7, the docstring for .open says:
def open(fp, mode="r"):
"Open an image file, without loading the raster data"
Th...