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How much is the overhead of smart pointers compared to normal pointers in C++?
... the iteration is done you'll know you have to erase it. So you could gain extra memory from not using a smart_ptr...
But do you really want to do that?
A single memory leak could make your product have a point of failure in time (let's say your program leaks 4 megabytes each hour, it would take mon...
How do you make a HTTP request with C++?
...t contains a 1 or a 0. Is it also possible to download the contents into a string?
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In Bash, how do I add a string after each line in a file?
How do I add a string after each line in a file using bash? Can it be done using the sed command, if so how?
6 Answers
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What are the differences between Rust's `String` and `str`?
Why does Rust have String and str ? What are the differences between String and str ? When does one use String instead of str and vice versa? Is one of them getting deprecated?
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Best way to serialize an NSData into a hexadeximal string
...king for a nice-cocoa way to serialize an NSData object into a hexadecimal string. The idea is to serialize the deviceToken used for notification before sending it to my server.
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Calling C++ class methods via a function pointer
...ility with member pointers - Visual C++, at least in the past, needed some extra clues about how to represent member pointer types. I'd use the static function approach for an embedded system - the representation of a pointer is the same as any other function pointer, the costs are obvious, and ther...
How to check if a char is equal to an empty space?
...e, so it can be compared with ==.
Also, by using double quotes you create String constant (" "), while with single quotes it's a char constant (' ').
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urlencode vs rawurlencode?
...f I want to create a URL using a variable I have two choices to encode the string. urlencode() and rawurlencode() .
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std::string to float or double
I'm trying to convert std::string to float/double .
I tried:
15 Answers
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Test if characters are in a string
I'm trying to determine if a string is a subset of another string. For example:
9 Answers
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