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Convert string with comma to integer
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@Abhinay Regarding your bench marks: sample size? String size?
– Michael Kohl
Sep 19 '14 at 18:36
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uint8_t can't be printed with cout
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It doesn't really print a blank, but most probably the ASCII character with value 5, which is non-printable (or invisible). There's a number of invisible ASCII character codes, most of them below value 32, which is the blank actually.
You have to convert aa to unsigned int to output t...
RE error: illegal byte sequence on Mac OS X
I'm trying to replace a string in a Makefile on Mac OS X for cross-compiling to iOS. The string has embedded double quotes. The command is:
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Random hash in Python
...ier that has the same length as a md5 sum. Hex will represent is as an hex string instead of returning a uuid object.
http://docs.python.org/2/library/uuid.html
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Reading and writing binary file
.... I have the following code, but the buffer only stores a couple of ASCII characters from the first line in the file and nothing else.
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Using scanf() in C++ programs is faster than using cin?
...ough streams provide a lot of type safety, and do not have to parse format strings at runtime, it usually has an advantage of not requiring excessive memory allocations (this depends on your compiler and runtime). That said, unless performance is your only end goal and you are in the critical path t...
Java: method to get position of a match in a String?
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The family of methods that does this are:
int indexOf(String str)
indexOf(String str, int fromIndex)
int lastIndexOf(String str)
lastIndexOf(String str, int fromIndex)
Returns the index within this string of the first (or last) occurrence of the specified substring [s...
What is the difference between String and string in C#?
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string is an alias in C# for System.String.
So technically, there is no difference. It's like int vs. System.Int32.
As far as guidelines, it's generally recommended to use string any time you're referring to an object.
e.g...
Is JavaScript a pass-by-reference or pass-by-value language?
The primitive types (number, string, etc.) are passed by value, but objects are unknown, because they can be both passed-by-value (in case we consider that a variable holding an object is in fact a reference to the object) and passed-by-reference (when we consider that the variable to the object hol...
When would anyone use a union? Is it a remnant from the C-only days?
...tions in the world now use just this technique for implementing the "small string optimization," a great optimization alternative that reuses the storage inside a string object itself: for large strings, space inside the string object stores the usual pointer to the dynamically allocated buffer and ...