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Convert tabs to spaces in Notepad++
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To convert existing tabs to spaces, press Edit->Blank Operations->TAB to Space.
If in the future you want to enter spaces instead of tab when you press tab key:
Go to Settings->Preferences...->Language (since version 7.1) or Settings->Preferences...->Tab Sett...
C++: const reference, before vs after type-specifier
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Then what is a point to make std::is_const<const T&>::value be false?
– abyss.7
Mar 15 '19 at 14:30
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How to view the contents of an Android APK file?
Is there a way to extract and view the content of an .apk file?
13 Answers
13
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What is the ultimate postal code and zip regex?
I'm looking for the ultimate postal code and zip code regex. I'm looking for something that will cover most (hopefully all) of the world.
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How to remove convexity defects in a Sudoku square?
I was doing a fun project: Solving a Sudoku from an input image using OpenCV (as in Google goggles etc). And I have completed the task, but at the end I found a little problem for which I came here.
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How do I automatically scroll to the bottom of a multiline text box?
...ue. At regular intervals, I am adding new lines of text to it. I would like the textbox to automatically scroll to the bottom-most entry (the newest one) whenever a new line is added. How do I accomplish this?
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How to exit in Node.js
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community wiki
7 revs, 5 users 51%Pero P.
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How to search for “R” materials? [closed]
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http://rseek.org is a great search engine for R manuals, mailing lists, and various websites. It's a Google syndicated search app with specialized UI. I always use it.
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Is there a command to list SVN conflicts?
Does anyone know an SVN command to list current conflicts between the repo and the working copy?
9 Answers
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SQL to find the number of distinct values in a column
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You can use the DISTINCT keyword within the COUNT aggregate function:
SELECT COUNT(DISTINCT column_name) AS some_alias FROM table_name
This will count only the distinct values for that column.
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