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Purpose of #!/usr/bin/python3
...ty across different systems in case they have the language interpreter installed in different locations.
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Alternate output format for psql
...with columns c1 through cN . The columns are wide enough that selecting all columns causes a row of query results to wrap multiple times. Consequently, the output is hard to read.
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Is it possible to cast a Stream in Java 8?
...? Say I have a list of objects, I can do something like this to filter out all the additional objects:
4 Answers
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How to add external library in IntelliJ IDEA?
...ory had only out and src directories in it. So I created a new directory called "libs", and put the jar in it. But I don't know if this is what the direction intended... Then "Refresh project so libs show up in the structure". I could find no command to "refresh". How does one refresh a project...
Running a Haskell program on the Android OS
...ndroid NDK which comes with a GCC port for ARM architectures. JHC can trivially do this with a very small inf style file which describes the platform (word size, c-compiler, etc) I've done this with the Wii homebrew dev kit and it was quite easy. However jhc still has some stability issues with comp...
nodeJs callbacks simple example
can any one give me a a simple example of nodeJs callbacks, I have already searched for the same on many websites but not able to understand it properly, Please give me a simple example.
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How does mockito when() invocation work?
...ou mock a class using the mock method of the Mockito class, this is essentially what happens:
Mockito.mock delegates to org.mockito.internal.MockitoCore.mock, passing the default mock settings as a parameter.
MockitoCore.mock delegates to org.mockito.internal.util.MockUtil.createMock
The MockUtil ...
How can I get the actual stored procedure line number from an error message?
...assume that the difference is due to white space and comments, but is it really?
8 Answers
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Detect IE version (prior to v9) in JavaScript
...9. It's just not worth our time and money to support IE pre-v9 . Users of all other non-IE browsers are fine and shouldn't be bounced. Here's the proposed code:
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How to write a switch statement in Ruby
...sing the === operator. For example, 1..5 === x, and not x === 1..5.
This allows for sophisticated when clauses as seen above. Ranges, classes and all sorts of things can be tested for rather than just equality.
Unlike switch statements in many other languages, Ruby’s case does not have fall-thr...