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Grab a segment of an array in Java without creating a new array on heap
... of an array. An example would be to get the byte array containing the 4th and 5th bytes of a byte array. I don't want to have to create a new byte array in the heap memory just to do that. Right now I have the following code:
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PostgreSQL - max number of parameters in “IN” clause?
..., but this is only
* possible if the inputs are all scalars (no RowExprs) and there is a
* suitable array type available. If not, we fall back to a boolean
* condition tree with multiple copies of the lefthand expression.
* Also, any IN-list items that contain Vars are handled as separate
* bo...
Most Pythonic way to provide global configuration variables in config.py? [closed]
...an also pass in additional defaults from your code. It also maps attribute and mapping style syntax to the same configuration object.
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Does Go provide REPL?
... for a programmer. However, it seems Go does not provide it. Is my understanding correct?
12 Answers
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How to convert a unix timestamp (seconds since epoch) to Ruby DateTime?
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DateTime.strptime can handle seconds since epoch. The number must be converted to a string:
require 'date'
DateTime.strptime("1318996912",'%s')
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javascript i++ vs ++i [duplicate]
In javascript I have seen i++ used in many cases, and I understand that it adds one to the preceding value:
8 Answers
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Is double square brackets [[ ]] preferable over single square brackets [ ] in Bash?
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[[ has fewer surprises and is generally safer to use. But it is not portable - POSIX doesn't specify what it does and only some shells support it (beside bash, I heard ksh supports it too). For example, you can do
[[ -e $b ]]
to test whether a ...
Disable Rails SQL logging in console
Is there a way to disable SQL query logging when I'm executing commands in the console? Ideally, it would be great if I can just disable it and re-enable it with a command in the console.
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How can I disable ReSharper in Visual Studio and enable it again?
I installed ReSharper , and it works in Visual Studio, but how can disable it?
13 Answers
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Why does Twitter Bootstrap Use Pixels for Font Size?
...ding behind the browser zoom excuse. Really sad to see such a heavily used and influential framework completely ignore accessibility issues and a fundamental cornerstone of responsive design. They are in a position of great responsibility and unfortunately seem to have no intention of acting accordi...