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if, elif, else statement issues in Bash
...at the issue with the following if statement is in regards to the elif and then . Keep in mind the printf is still under development I just haven't been able to test it yet in the statement so is more than likely wrong.
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How is it possible to declare nothing inside main() in C++ and yet have a working application after
...uted where you can do anything — in this case, compute fibonacci numbers and print them! A similar thing I've shown in the following question (which I had asked long back):
Is main() really start of a C++ program?
Note that such code is not safe and should be best avoided in general. For exam...
MySQL pagination without double-querying?
...dering if there was a way to get the number of results from a MySQL query, and at the same time limit the results.
9 Answer...
Check if database exists in PostgreSQL using shell
...rows" will succeed. So we pipe this output through a bunch of built-in command line tools to only search in the first column.
The -t flag removes headers and footers:
my_db | my_user | UTF8 | en_US.UTF8 | en_US.UTF8 |
postgres | postgres | LATIN1 | en_US | en_US |
te...
Sublime Text 2: Trim trailing white space on demand
...lower
I use TrailingSpaces plugin for this.
Highlight trailing spaces and delete them in a flash.
ST2 provides a way to automatically delete trailing spaces upon file
save. Depending on your settings, it may be more handy to just
highlight them and/or delete them by hand. This plugin p...
What is the difference between RDF and OWL? [closed]
...rying to grasp the concept of Semantic Web. I am finding it hard to understand what exactly is the difference between RDF and OWL. Is OWL an extension of RDF or these two are totally different technologies?
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Disable mouse scroll wheel zoom on embedded Google Maps
...st solution to this problem yet! We been facing this issue for a long time and this makes for a nice and pretty clean reusable fix!
– Diego Paladino
Aug 5 '14 at 5:47
11
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Using %f with strftime() in Python to get microseconds
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Both support %z in Python 3 :-) here's datetime and then time
– adamnfish
Feb 13 '17 at 17:55
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Permission denied on accessing host directory in Docker
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See this Project Atomic blog post about Volumes and SELinux for the full story.
Specifically:
This got easier recently since Docker finally merged a patch which
will be showing up in docker-1.7 (We have been carrying the patch in
docker-1.6 on RHEL, CentOS, and Fe...
What is the difference between canonical name, simple name and class name in Java Class?
... uniqueness of canonical names within it by clashing fully qualified class and package names at compile time. However JVMs must accept such name clashes, and thus canonical names do not uniquely identifies classes within a ClassLoader. (In hindsight, a better name for this getter would have been get...