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Should I pass an std::function by const-reference?
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If you want performance, pass by value if you are storing it.
Suppose you have a function called "run this in the UI thread".
std::future<void> run_in_ui_thread( std::function<void()> )
which runs some code in the "ui" thread, ...
What is the exact meaning of IFS=$'\n'?
If the following example, which sets the IFS environment variable to a line feed character...
6 Answers
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The thread has exited with code 0 (0x0) with no unhandled exception
While debugging my C# application I have noticed a large amount occurrences of the following sentence:
7 Answers
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How do you remove the root CA certificate that fiddler installs
...ick the "Actions" button and then "Reset All Certificates"
It will popup a message that it could take a while but it's really quick. Approve all popups and there you go.
Pay attention not to re-approve the certificate again (when I did it the message for approving the certificates popped up when I f...
How do you discover model attributes in Rails?
I am finding it difficult to easily see what attributes/properties exist on all of my model classes since they are not explicitly defined in my class files.
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Why not be dependently typed?
... have seen several sources echo the opinion that "Haskell is gradually becoming a dependently-typed language". The implication seems to be that with more and more language extensions, Haskell is drifting in that general direction, but isn't there yet.
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Count Rows in Doctrine QueryBuilder
I'm using Doctrine's QueryBuilder to build a query, and I want to get the total count of results from the query.
10 Answ...
How to change highlighted occurrences color in Eclipse's sidebar?
When you have "Mark occurrences" enabled in Eclipse, placing the cursor on any type/variable/method/etc will highlight all occurrences in the text editor and place a faint bar in the right ruler to show you the location of other occurrences in the file.
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ERROR: permission denied for sequence cities_id_seq using Postgres
I'm new at postgres (and at database info systems all in all). I ran following sql script on my database:
4 Answers
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HTML entity for the middle dot
I'm looking for the html code for the dot. Not the dot that's at the end of sentences but the dot that's used to separate items horizontally.
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