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Simple example of threading in C++
...
// do stuff
}
void task2() {
// do stuff
}
int main (int argc, char ** argv) {
using namespace boost;
thread thread_1 = thread(task1);
thread thread_2 = thread(task2);
// do other stuff
thread_2.join();
thread_1.join();
return 0;
}
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What's the easiest way to escape HTML in Python?
...; to &
That is enough for all HTML.
EDIT: If you have non-ascii chars you also want to escape, for inclusion in another encoded document that uses a different encoding, like Craig says, just use:
data.encode('ascii', 'xmlcharrefreplace')
Don't forget to decode data to unicode first, us...
How to loop backwards in python? [duplicate]
...th = len(text)-1
# loop through the string in reverse and append each character
# deprecate the length index
while length>=0:
txet += "%s"%text[length]
length-=1
return txet
share
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In C, do braces act as a stack frame?
...stack frame. Otherwise, you would not be able to do something like this:
char var = getch();
{
char next_var = var + 1;
use_variable(next_char);
}
If curly braces caused a true stack push/pop (like a function call would), then the above code would not compile because the ...
What is the difference between CHARACTER VARYING and VARCHAR in PostgreSQL?
John uses CHARACTER VARYING in the places where I use VARCHAR .
I am a beginner, while he is an expert.
This suggests me that there is something which I do not know.
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Best way to convert list to comma separated string in java [duplicate]
...mmons Lang (commons.apache.org/proper/commons-lang/apidocs/org/apache/…, char))
– Sigrist
Feb 8 '14 at 10:46
63
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How expensive is RTTI?
...ases with optimisation, typeid() is nearly x20 faster than dyncamic_cast.
Chart
The Code
As requested in the comments, the code is below (a bit messy, but works). 'FastDelegate.h' is available from here.
#include <iostream>
#include "FastDelegate.h"
#include "cycle.h"
#include "time.h"
// U...
Removing first x characters from string?
How might one remove the first x characters from a string? For example, if one had a string lipsum , how would they remove the first 3 characters and get a result of sum ?
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How to check a string for specific characters?
How can I check if a string has several specific characters in it using Python 2?
5 Answers
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What's the best way to check if a String represents an integer in Java?
... if (length == 0) {
return false;
}
int i = 0;
if (str.charAt(0) == '-') {
if (length == 1) {
return false;
}
i = 1;
}
for (; i < length; i++) {
char c = str.charAt(i);
if (c < '0' || c > '9') {
retu...