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How to split a string with any whitespace chars as delimiters
...lit() to split a String into an Array of substrings using all whitespace characters ( ' ' , '\t' , '\n' , etc.) as delimiters?
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HTTP URL Address Encoding in Java
...tring();
(the single-argument constructor of URI does NOT escape illegal characters)
Only illegal characters get escaped by above code - it does NOT escape non-ASCII characters (see fatih's comment).
The toASCIIString method can be used to get a String only with US-ASCII characters:
URI ur...
Count occurrences of a char in plain text file
Is there any way under linux/terminal to count, how many times the char f occurs in a plain text file?
5 Answers
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How can I remove a character from a string using Javascript?
...tting this, but it just isn't right.
All I would like to do is remove the character r from a string.
The problem is, there is more than one instance of r in the string.
However, it is always the character at index 4 (so the 5th character).
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How to delete an element from an array in C#
...emove);
if (numbers >= 0)
{
numbers = numbers.Take(firstFoundIndex).Concat(numbers.Skip(firstFoundIndex + 1)).ToArray();
}
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'printf' vs. 'cout' in C++
... namespace problems - as long you have a class (which isn't limited to one character), you can have working std::ostream overloading for it.
However, I doubt that many people would want to extend ostream (to be honest, I rarely saw such extensions, even if they are easy to make). However, it's here...
What new capabilities do user-defined literals add to C++?
...ctor call:
#include <bitset>
#include <iostream>
template<char... Bits>
struct checkbits
{
static const bool valid = false;
};
template<char High, char... Bits>
struct checkbits<High, Bits...>
{
static const bool valid = (High == '0' || High == '1')...
Characters allowed in a URL
Does anyone know the full list of characters that can be used within a GET without being encoded? At the moment I am using A-Z a-z and 0-9... but I am looking to find out the full list.
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memcpy() vs memmove()
...or you risk undefined behaviour, while the memory in memmove can overlap.
char a[16];
char b[16];
memcpy(a,b,16); // valid
memmove(a,b,16); // Also valid, but slower than memcpy.
memcpy(&a[0], &a[1],10); // Not valid since it overlaps.
memmove(&a[0], &a[1],10); ...
What does “Memory allocated at compile time” really mean?
...and (relative) position of this allocation is determined at compile time.
char a[32];
char b;
char c;
Those 3 variables are "allocated at compile time", it means that the compiler calculates their size (which is fixed) at compile time. The variable a will be an offset in memory, let's say, pointi...