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How do I move a file with Ruby?
...u are moving across partitions, "mv" will copy the file to new destination and unlink the source path.
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Search in all files in a project in Sublime Text 3
...tabs.
The keyboard shortcut is Ctrl⇧+F on non-Mac (regular) keyboards,
and ⌘⇧+F on a Mac.
You'll be presented with three boxes: Find, Where and Replace. It's a regular Find/Find-replace search where Where specifies a file or directory to search. I for example often use a file name or . for...
send mail from linux terminal in one line [closed]
I know there is the command mail in linux to send emails via command line. How can I send an simple email with one line from the terminal though?
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Is char signed or unsigned by default?
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The book is wrong. The standard does not specify if plain char is signed or unsigned.
In fact, the standard defines three distinct types: char, signed char, and unsigned char. If you #include <limits.h> and then look at CHAR_MIN, you can find...
Remove insignificant trailing zeros from a number?
Have I missed a standard API call that removes trailing insignificant zeros from a number?
15 Answers
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How to “git show” a merge commit with combined diff output even when every changed file agrees with
...o way to do this with git show. But it would certainly be nice sometimes, and it would probably be relatively easy to implement in the git source code (after all, you just have to tell it to not trim out what it thinks is extraneous output), so the patch to do so would probably be accepted by the g...
Responsive website zoomed out to full width on mobile
I am testing out Bootstrap responsiveness navbar and I have a demo website. When I resize the browser on a desktop, it all works fine including the nav bar which become collapsible menu with a small icon on the top which I can click to see more menu buttons.
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How can I pass a member function where a free function is expected?
...unction static in which case it doesn't require any object to be called on and you can use it with the type void (*)(int, int).
If you need to access any non-static member of your class and you need to stick with function pointers, e.g., because the function is part of a C interface, your best opt...
How do you pass a function as a parameter in C?
...e parameter f will be a pointer to a function which has a void return type and which takes a single int parameter. The following function (print) is an example of a function which could be passed to func as a parameter because it is the proper type:
void print ( int x ) {
printf("%d\n", x);
}
F...
Dictionaries and default values
...nguage is that the interpreter would be able to 'see' inside the functions and optimize it - that the user wouldn't have to deal with micro-optimizations as much. Isn't that what things like JIT compilation are for?
– nishantjr
Oct 27 '14 at 7:32
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