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How can I check if a key is pressed during the click event with jQuery?
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You can even detect Mac OS X's command key using if (e.metaKey) alert('Command down'). Here's a nice article about key events in JS unixpapa.com/js/key.html
– F Lekschas
Nov 2 '15 at 23:39
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How to emulate C array initialization “int arr[] = { e1, e2, e3, … }” behaviour with std::array?
...turned value (which is also legal but not required). In practice, I would expect any C++ compiler to be able to optimize that such that it's as fast as direct initialization.
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Embedding Base64 Images
...supported by the following web browsers:
Gecko-based, such as Firefox, SeaMonkey, XeroBank, Camino, Fennec and K-Meleon
Konqueror, via KDE's KIO slaves input/output system
Opera (including devices such as the Nintendo DSi or Wii)
WebKit-based, such as Safari (including on iOS), Android'...
Unmangling the result of std::type_info::name
...ef __GNUG__
#include <cstdlib>
#include <memory>
#include <cxxabi.h>
std::string demangle(const char* name) {
int status = -4; // some arbitrary value to eliminate the compiler warning
// enable c++11 by passing the flag -std=c++11 to g++
std::unique_ptr<char, voi...
Objective-C formatting string for boolean?
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I love cake and no cake! I am going to replace all my x?@"YES":@"NO" code with x?@"Cake":@"No Cake" immediately :D -- well, at least for my object descriptions anyway ;)
– Jason Coco
Apr 8 '10 at 23:26
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Which one will execute faster, if (flag==0) or if (0==flag)?
Interview question: Which one will execute faster, if (flag==0) or if (0==flag) ? Why?
16 Answers
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Getting the error “Missing $ inserted” in LaTeX
I try to write the following in latex:
10 Answers
10
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What algorithms compute directions from point A to point B on a map?
... of doing Dijkstra's once from source to dest, you start at each end, and expand both sides until they meet in the middle. This eliminates roughly half the work (2*pi*(r/2)^2 vs pi*r^2).
To avoid exploring the back-alleys of every city between your source and destination, you can have several layers...
Try-catch speeding up my code?
...and the way the JIT compiler does register scheduling in the corresponding x86 code. The result is suboptimal code generation on the loads and stores of the locals.
For some reason unclear to all of us, the problematic code generation path is avoided when the JITter knows that the block is in a try...
How should the ViewModel close the form?
...tyles, no triggers; instead, you can just do this:
<Window ...
xmlns:xc="clr-namespace:ExCastle.Wpf"
xc:DialogCloser.DialogResult="{Binding DialogResult}">
This is almost as clean as if the WPF team had gotten it right and made DialogResult a dependency property in the first...