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Tips for debugging .htaccess rewrite rules
Many posters have problems debugging their RewriteRule and RewriteCond statements within their .htaccess files. Most of these are using a shared hosting service and therefore don't have access to the root server configuration. They cannot avoid using .htaccess files for rewriting and cannot e...
Rails: How to change the text on the submit button in a Rails Form
....html.erb file below what i would like to do is change the text on the submit button i know how to do it in html but not shure how to do it in Rails 3
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Find unused code [closed]
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edited Jun 12 '17 at 13:52
Patrick from NDepend team
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What is the difference between concurrent programming and parallel programming?
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If you program is using threads (concurrent programming), it's not necessarily going to be executed as such (parallel execution), since it depends on whether the machine can handle several threads.
Here's a visual example. Threads on a non-threaded machine:
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How to change Vagrant 'default' machine name?
... Vagrant 1.3.3.
I created a directory called nametest and ran
vagrant init precise64 http://files.vagrantup.com/precise64.box
to generate a default Vagrantfile. Then I opened the VirtualBox GUI so I could see what names the boxes I create would show up as.
Default Vagrantfile
Vagrant.config...
Check if my app has a new version on AppStore
...to manually check if there are new updates for my app while the user is in it, and prompt him to download the new version. Can I do this by checking the version of my app in the app store - programatically?
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No submodule mapping found in .gitmodule for a path that's not a submodule
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Following rajibchowdhury's answer (upvoted), use git rm command which is advised is for removing the special entry in the index indicating a submodule (a 'folder' with a special mode 160000).
If that special entry path isn't referenced in the .gitmodule (like 'Classes/Sup...
How do I grep recursively?
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edited Dec 6 '17 at 17:18
Greg Bacon
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How do you determine the ideal buffer size when using FileInputStream?
...e so you are reading a few bytes more than the disk block, the operations with the file system can be extremely inefficient (i.e. if you configured your buffer to read 4100 bytes at a time, each read would require 2 block reads by the file system). If the blocks are already in cache, then you wind ...
simulate background-size:cover on or
How can I simulate the functionality of background-size:cover on an html element like <video> or <img> ?
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