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Fastest sort of fixed length 6 int array
...mp;
}
}
Here's how I'd build a sorting network. First, use this site to generate a minimal set of SWAP macros for a network of the appropriate length. Wrapping that up in a function gives me:
static __inline__ int sort6(int * d){
#define SWAP(x,y) if (d[y] < d[x]) { int tmp = d[x]; d...
Unresolved external symbol in object files
...n what environment you are using. I'd look up tutorials online, or on this site.
– Chris Morris
Aug 30 '14 at 14:27
@C...
Is there any Rails function to check if a partial exists?
...er_if_exists(*args); render(*args) if ... for that
– sites
Apr 17 '17 at 15:31
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JavaFX and OpenJDK
... works only for Java 8), you can use instructions from the openjfx.io web site, where JavaFX is "available as a platform-specific SDK, as a number of jmods, and as a set of artifacts in maven central.".
– jewelsea
Dec 26 '19 at 23:05
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How do I find all files containing specific text on Linux?
... You can replace / with path to directory grep -Ril "text-to-find-here" ~/sites/ or use . for current directory grep -Ril "text-to-find-here" .
– Black
Jan 28 '16 at 12:19
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How to avoid reinstalling packages when building Docker image for Python projects?
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I found that a better way is to just add the Python site-packages directory as a volume.
services:
web:
build: .
command: python manage.py runserver 0.0.0.0:8000
volumes:
- .:/code
- /usr/local/lib/python2.7/site-packages/...
Specifying rails version to use when creating a new application
...ils _3.1.3_ new sample_app /home/ninad/.rbenv/versions/1.9.2-p290/lib/ruby/site_ruby/1.9.1/rubygems.rb:314:in bin_path': can't find gem railties (["3.1.3"]) with executable rails (Gem::GemNotFoundException) from /home/ninad/.rbenv/versions/1.9.2-p290/bin/rails:19:in <main>'
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Refresh a page using PHP
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A note about this solution: If your site is implementing some sort of nice routing or URL rewriting (i.e. almost any framework by default) you might find $_SERVER['PHP_SELF'] gives you the true script path, and not the actual URL you see in your browser. In whi...
Remove duplicate rows in MySQL
...ORE keyword. Like so:
ALTER IGNORE TABLE jobs
ADD UNIQUE INDEX idx_name (site_id, title, company);
This will drop all the duplicate rows. As an added benefit, future INSERTs that are duplicates will error out. As always, you may want to take a backup before running something like this...
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open_basedir restriction in effect. File(/) is not within the allowed path(s):
I'm getting this error on an avatar upload on my site. I've never gotten it before and nothing was changed recently for me to begin getting this error...
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