Questions tagged as 'linux'

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Ruby error after updating ubuntu

After updating Ubuntu, it does not load Ruby anymore or something, the error message that returns is:    / usr / bin / env: "ruby2.1": File or directory not found Every time I have to start the application     
asked by 01.07.2016 / 03:02
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node.js conflicts: / sbin / node vs / usr / bin / node

Good morning everyone! I would like someone to explain to me very well this conflict that arises when installing nodejs? Thank you!     
asked by 03.06.2016 / 08:50
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How to Install make in MSYS2

I need several commands used with Linux in my windows environment, and although Microsoft is releasing a new Ubuntu-based shell I was not very happy with the results and I opted to use MSYS2, I already used CygWin, but I was also no longer satis...
asked by 18.10.2016 / 09:27
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How to ensure that a code in a Cortex-A is running at the maximum CPU frequency

When I run a code in C I need to run every 30ms a set of calculations that transforms an image and that is taking up to 100ms which forces me to discard 3 out of every 4 frames I get. How can I ensure that the CPU clock frequency is at its ma...
asked by 18.10.2016 / 15:39
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enable rewrite in Linux

I'm trying to enable rewrite in linux ubunto and I'm not getting it, it's different from Windows's WAMP, does anyone give me a way? I made this code but it does not work! RewriteEngine on RewriteCond %{SCRIPT_FILENAME} !-f RewriteCond %{SCR...
asked by 01.06.2016 / 20:05
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How to differentiate a url typed by the user and the one invoked by the html code

I need to set up an analytical report for a client on which URLs each user on the network has accessed. However, the reports I've observed show thousands of records that are not good for this purpose. Quoting the apis, jpgs, js and css that html...
asked by 08.06.2016 / 05:53
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Create "DAEMON" Service on Linux?

I'm developing an application with Node.js and would like to create a daemon to launch it automatically. I'm using RASPBERRY PI . Does anyone have an idea?     
asked by 08.06.2016 / 16:56
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I'm having a problem with PM2 and it's already happened to someone. I start in some applications and they usually appear in the list when I run pm2 list. But after a few days the applications disappear from the pm2 list. They keep working, bu...
asked by 07.06.2016 / 19:55
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Error Script mv: can not move new_name to new_name / original_name Directory not empty

Hello, I have the following function, the goal is to verify that the folder exists, and delete , extract the file .tar.gz and rename . ssl_v="1.0.2g" ABI="armv6" # Clean then Unzip [ -d openssl-${ssl_v} ] && rm -fr openssl-$...
asked by 05.05.2016 / 01:01
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How to link boost library in codeblocks! (linux fedora)

Hello, I downloaded the boost.tar file, extracted it, compiled it, and installed it on my fedora 23! But I can not make the codeblocks link to these new libraries. How do I link?     
asked by 24.04.2016 / 00:53