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Run a string as a command within a Bash script
I have a Bash script that builds a string to run as a command
8 Answers
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Import CSV to SQLite
I'm trying to import a csv file to an SQLite table.
10 Answers
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How can I access “static” class variables within class methods in Python?
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Instead of bar use self.bar or Foo.bar. Assigning to Foo.bar will create a static variable, and assigning to self.bar will create an instance variable.
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Rails ActiveRecord date between
...ou should do this instead:
Comment.where(:created_at => @selected_date.beginning_of_day..@selected_date.end_of_day)
Or, if you want to or have to use pure string conditions, you can do:
Comment.where('created_at BETWEEN ? AND ?', @selected_date.beginning_of_day, @selected_date.end_of_day)
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Android NDK C++ JNI (no implementation found for native…)
...another is failing to load the .so at all. Are you sure that System.loadLibrary() is being called before the method is used?
If you don't have a JNI_OnLoad function defined, you may want to create one and have it spit out a log message just to verify that the lib is getting pulled in successfully....
What is Java String interning?
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http://docs.oracle.com/javase/7/docs/api/java/lang/String.html#intern()
Basically doing String.intern() on a series of strings will ensure that all strings having same contents share same memory. So if you have list of names where 'john' appears 1000 times, by interning you ensure only one 'john'...
Using braces with dynamic variable names in PHP
I'm trying to use dynamic variable names (I'm not sure what they're actually called) But pretty much like this:
8 Answers
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How do I create a nice-looking DMG for Mac OS X using command-line tools?
...o create a nice installer for a Mac application. I want it to be a disk image (DMG), with a predefined size, layout and background image.
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Biggest GWT Pitfalls? [closed]
I'm at the beginning/middle of a project that we chose to implement using GWT. Has anyone encountered any major pitfalls in using GWT (and GWT-EXT) that were unable to be overcome? How about from a performance perspective?
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How to add external library in IntelliJ IDEA?
I am trying to add external library (places it in the /libs directory) to my project. When I try to use the methods from that library, I see that they are in red color which means that the library is not recognized. When I click Ctrl+B, I get a message "Cannot find declaration to go to".
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