Top new questions this week:

What are the Java semantics of an escaped number in a character literal, e.g. '\15' ?

Please explain what, exactly, happens when the following sections of code are executed: int a='\15'; System.out.println(a); this prints out 13; int a='\25'; System.out.println(a); this prints …

java syntax character literals octal

asked by VAr 64 votes answered by Bohemian 85 votes

Addresses of two pointers are same

#include<stdio.h> #include<string.h> int main() { char * p = "abc"; char * p1 = "abc"; printf("%d %d", p, p1); } When I print the values of the two pointers, it is printing the …

c pointers literals

asked by seereddi sekhar 61 votes answered by Blue Moon 72 votes

C++14 std::dynarray vs std::vector

C++14 presents std::dynarray: std::dynarray is a sequence container that encapsulates arrays with a size that is fixed at construction and does not change throughout the lifetime of the …

c++ c++1y

asked by M M. 33 votes answered by Jonathan Wakely 28 votes

Why I have to write std::cout and not also std::<<

Why do I have to write std::cout and not also std::<< in a line of code like this: #include <iostream> int main() { std::cout << "Hello, world!"; return 0; } cout comes …

c++

asked by tuttoscorre 31 votes answered by DyP 21 votes

Why use .h1 instead of actual h1?

Within the Bootstrap CSS project, styles are provided for your heading tags (H1, H2, H3, H4, H5, H6), but there's also a series of class names based on the headings as well (.h1, .h2, .h3, .h4, .h5, …

html css twitter-bootstrap twitter-bootstrap-3

asked by Hynes 27 votes answered by animuson 24 votes

Sets, Functors and Eq confusion

A discussion came up at work recently about Sets, which in Scala support the zip method and how this can lead to bugs, e.g. scala> val words = Set("one", "two", "three") scala> words zip (words …

scala haskell equality functor

asked by Chris Taylor 26 votes answered by Luis Casillas 7 votes

Are two function pointers to the same function always equal?

Does the C++ standard guarantee that two pointers to a function always compare equal? I understand that this will normally be true for non-inline functions. But if there is an inline function and a …

c++ function-pointers

asked by tbleher 20 votes answered by Simple 15 votes

Greatest hits from previous weeks:

Working copy XXX locked and cleanup failed in SVN

I get this error when I do an svn update: Working copy XXXXXXXX locked Please execute "Cleanup" command When I run cleanup, I get Cleanup failed to process the following paths: XXXXXXXX …

svn tortoisesvn

asked by Dan 325 votes answered by Chuck 337 votes

Get current URL with JavaScript?

How do I get the website URL? Not the URL as taken from a link. On the loading page, I want to get the full, current URL of the current web page and store its value in a variable.

javascript url

asked by dougoftheabaci 539 votes answered by VolkerK 679 votes

Can you answer these?

Code documentation in QTP / UFT

I am looking into ways of documenting my code in a JavaDocs kinda way. Any ideas? I use UFT 11.52 So far I have seen NaturalDocs + Perl. Any other ideas? Thanks in advance.

documentation qtp code-documentation

asked by Pixie 3 votes

DBus-Sharp not working on Windows

Well let me describe what I've done: Downloaded https://github.com/mono/dbus-sharp Added another project in xamarin studio (monodevelop) and named it "DBus-Sharp" Added the reference to my …

c# mono monodevelop managed dbus

asked by Sven 2 votes

Linking Xamarin iOS UI project to Visual Studio projects

I'm trying to write a simple application for the iPhone using Xamarin. Designing via the Interface Builder is only allowed in Xamarin Studio on the Mac. Is there a way to create the rest of the …

c# iphone visual-studio xamarin

asked by Millie Smith 2 votes