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PostgreSQL database default location on Linux
What is the default directory where PostgreSQL will keep all databases on Linux?
8 Answers
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Regular expression to match non-ASCII characters?
...asiest way to match non-ASCII characters in a regex? I would like to match all words individually in an input string, but the language may not be English, so I will need to match things like ü, ö, ß, and ñ. Also, this is in Javascript/jQuery, so any solution will need to apply to that.
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Can I have onScrollListener for a ScrollView?
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Every instance of View calls getViewTreeObserver(). Now when holding an instance of ViewTreeObserver, you can add an OnScrollChangedListener() to it using the method addOnScrollChangedListener().
You can see more information about this class here.
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Java 8 Streams - collect vs reduce
...read and never stored.
This code happily generates a java.lang.OutOfMemoryError: Java heap space runtime error, if the file size is large enough or the heap size is low enough. The obvious reason is that it tries to stack all the data that made it through the stream (and, in fact, has already been ...
Installing SciPy and NumPy using pip
... Installing libblas-dev liblapack-dev resolved blas but then I got error: library dfftpack has Fortran sources but no Fortran compiler found so I needed all these to be able to install scipy. Thank you.
– naoko
Aug 16 '15 at 0:37
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ssh: Could not resolve hostname [hostname]: nodename nor servname provided, or not known
...ue why. When I try to ssh into my server with user@hostname , I get the error:
14 Answers
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Is there a way to use SVG as content in a pseudo element :before or :after
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<div class="author_">Lord Byron</div>
.author_ { font-family: 'Playfair Display', serif; font-size: 1.25em; font-weight: 700;letter-spacing: 0.25em; font-style: italic;
position:relative;
margin-top: -0.5em;
color: bla...
Does Java support default parameter values?
...berson: Static factory methods are no more harmful than new. They are used all the time in new code. Builders for simple value objects are often the result of over-engineering.
– Lii
Jan 22 '16 at 8:38
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How can I get query string values in JavaScript?
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For a querystring of ?mykey=0&m.+key=1, calling getParameterByName("m.+key") would return 0 instead of 1. You need to escape the regular expression metacharacters in name before building your regular expression. And you only need to call .replace() once by using t...
Gzip versus minify
...Apr 30 '09 at 14:20
Paul KuykendallPaul Kuykendall
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