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Use of def, val, and var in scala

... answered Dec 14 '10 at 15:16 JesperJesper 179k4141 gold badges290290 silver badges325325 bronze badges ...
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Rails DB Migration - How To Drop a Table?

...tp://api.rubyonrails.org/classes/ActiveRecord/Migration.html More specifically, you can see how to drop a table using the following approach: drop_table :table_name share | improve this answer ...
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Cross compile Go on OSX?

... The env command runs only that call in a custom environment and 'resets' it after it is done. For example run export GOOS=windows, then the command with or without the env and echo $GOOS afterwards. With the env the GOOS was not changed. ...
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How to sort a collection by date in MongoDB?

... @SamBrightman That function is just a callback. Whatever you want to do with the query result, you put that logic inside your callback. You can read more on what callbacks are and how they work to learn event based programming. – Sushant Gupt...
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How to HTML encode/escape a string? Is there a built-in?

... | edited Apr 2 '16 at 21:45 the Tin Man 147k3131 gold badges192192 silver badges272272 bronze badges ...
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Pretty printing JSON from Jackson 2.2's ObjectMapper

....databind.ObjectMapper and would like to get a String with pretty JSON. All of the results of my Google searches have come up with Jackson 1.x ways of doing this and I can't seem to find the proper, non-deprecated way of doing this with 2.2. Even though I don't believe that code is absolutely nec...
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How can I pass an argument to a PowerShell script?

...te -eq 1) { $iTunes.PlayerPosition = $iTunes.PlayerPosition + $step } Call it with powershell.exe -file itunesForward.ps1 -step 15 share | improve this answer | follow...
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How to add leading zeros for for-loop in shell? [duplicate]

... that this feature got introduced with bash-4.0-alpha: Brace expansion now allows zero-padding of expanded numeric values and will add the proper number of zeroes to make sure all values contain he same number of digits.). – Adrian Frühwirth Feb 13 '15 at 18:5...
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How to filter logcat in Android Studio?

...ere is too much output, so I'd like to filter it using some keywords, basically displaying only the output containing the keyword(s). Is there a way to do that in Android Studio through the UI? ...
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Convert JSON string to dict using Python

.../ unicode object. – fyngyrz Sep 19 '16 at 17:07 2 It bothers me that the author of this function ...