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Is there a generator version of `string.split()` in Python?
...'][')
EDIT: Corrected handling of surrounding whitespace if no separator chars are given.
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How to remove first 10 characters from a string?
How to ignore the first 10 characters of a string?
12 Answers
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Difference between angle bracket < > and double quotes “ ” while including header files in C++? [dup
...tion 6.10.2):
A preprocessing directive of the form
# include <h-char-sequence> new-line
searches a sequence of implementation-defined places for a header identified uniquely by the specified sequence between the < and > delimiters, and causes the replacement of that directi...
What is the point of function pointers?
...at, float) -> float function
typedef int (TMyClass::*pt2Member)(float, char, char);
// defines a symbol pt2Member, pointer to a (float, char, char) -> int function
// belonging to the class TMyClass
The only time I have ever seen function pointers used where functors could not was in Bo...
What do single quotes do in C++ when used on multiple characters?
...
It's a multi-character literal. 1952805748 is 0x74657374, which decomposes as
0x74 -> 't'
0x65 -> 'e'
0x73 -> 's'
0x74 -> 't'
Edit:
C++ standard, §2.14.3/1 - Character literals
(...) An ordinary character literal that conta...
What character encoding should I use for a HTTP header?
I'm using a "fun" HTML special-character (✰)(see http://html5boilerplate.com/ for more info) for a Server HTTP-header and am wondering if it is "allowed" per spec.
...
Is an array name a pointer?
...no storage is materialized for a separate pointer or any metadata. Given
char a[10];
what you get in memory is
+---+
a: | | a[0]
+---+
| | a[1]
+---+
| | a[2]
+---+
...
+---+
| | a[9]
+---+
The expression a refers to the entire array, but there's no obj...
How can I save application settings in a Windows Forms application?
...gs. Right click on the project in Solution Explorer and choose Properties. Select the Settings tab and click on the hyperlink if settings doesn't exist.
Use the Settings tab to create application settings. Visual Studio creates the files Settings.settings and Settings.Designer.settings that contain...
Write to .txt file?
...intf("Error opening file!\n");
exit(1);
}
/* print some text */
const char *text = "Write this to the file";
fprintf(f, "Some text: %s\n", text);
/* print integers and floats */
int i = 1;
float py = 3.1415927;
fprintf(f, "Integer: %d, float: %f\n", i, py);
/* printing single chatacters */
ch...
string c_str() vs. data()
...orm better than c_str().
strings don't necessarily have to be composed of character data, they could be composed with elements of any type. In those cases data() is more meaningful. c_str() in my opinion is only really useful when the elements of your string are character based.
Extra: In C++11 on...