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get just the integer from wc in bash
... that if you're going to answer a (1.5 yr-old) question) might as well put all the info into the answer, that's all :)
– Dave Newton
Jan 30 '12 at 23:47
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Can a JSON value contain a multiline string
...ate: And if you want to write newlines inside your JSON syntax without actually including newlines in the data, then you're even doubly out of luck. While JSON is intended to be human-friendly to a degree, it is still data and you're trying to apply arbitrary formatting to that data. That is absolut...
What does “xmlns” in XML mean?
...t it "means" when an XML parser reads the document.
NOTE: You cannot actually use the full namespace URI in place of the namespace prefix in an XML instance document.
Check out this tutorial on namespaces: http://www.sitepoint.com/xml-namespaces-explained/
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Writing a compiler in its own language
... compiler for language Foo cannot itself be written in Foo. More specifically, the first compiler for language Foo cannot be written in Foo, but any subsequent compiler could be written for Foo .
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Is there a visual profiler for Python? [closed]
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A friend and I have written a Python profile viewer called SnakeViz that runs in a web browser. If you are already successfully using RunSnakeRun SnakeViz may not add that much value, but SnakeViz is much easier to install.
Edit: SnakeViz supports Python 2 and 3 and works on a...
Can't ignore UserInterfaceState.xcuserstate
...ked"
Alternatively you can use the -a option to git commit that will add all files that have been modified or deleted.
Once you've removed the file from git, it will respect your .gitignore.
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How to initialize an array in Java?
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Actually, the primary reason it is incorrect is that it is a syntax error! The AIOB would only happen if the syntax was acceptable.
– Stephen C
Dec 21 '09 at 4:07
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How to update a pull request from forked repo?
...to that forked repo. I then opened a pull request. The pull request listed all the changes I wanted.
5 Answers
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Save PL/pgSQL output from PostgreSQL to a CSV file
...e to your local PC. It also needs to be run as a Postgres "superuser" (normally called "root") because Postgres can't stop it doing nasty things with that machine's local filesystem.
That doesn't actually mean you have to be connected as a superuser (automating that would be a security risk of a di...
HTML5 dragleave fired when hovering a child element
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This worked for me in all browsers, but Firefox. I have a new solution which works everywhere in my case. On the first dragenter I save event.currentTarget in a new variable dragEnterTarget. As long as dragEnterTarget is set, I ignore further drag...