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Why does the indexing start with zero in 'C'?
...ve, it isn't as relevant when it comes to programming.
The decision taken by the language specification & compiler-designers is based on the
decision made by computer system-designers to start count at 0.
The probable reason
Quoting from a Plea for Peace by Danny Cohen.
IEEE Link
IEN-137
F...
What is a callback function?
...
Developers are often confused by what a callback is because of the name of the damned thing.
A callback function is a function which is:
accessible by another function, and
is invoked after the first function if that first function completes
A nice w...
Where does Xcode 4 store Scheme Data?
...inally found the answer on somebody's Twitter. Schemes are stored per user by default, but if you go to Manage Schemes and click the "Shared" checkbox on the far right for each one, they'll show up in the xcshareddata directory instead of your xcuserdata directory, where they'll be seen and used by ...
How can I efficiently select a Standard Library container in C++11?
... recognizable.
Question 1: Associative ?
If you need to easily search by one key, then you need an associative container
If you need to have the elements sorted, then you need an ordered associative container
Otherwise, jump to the question 2.
Question 1.1: Ordered ?
If you do not need a sp...
Dealing with float precision in Javascript [duplicate]
... a large amount of numeric values y in javascript. I want to group them by rounding them down to the nearest multiple of x and convert the result to a string.
...
When to use self over $this?
...>bar();
?>
Here is an example of suppressing polymorphic behaviour by using self for member functions:
<?php
class X {
function foo() {
echo 'X::foo()';
}
function bar() {
self::foo();
}
}
class Y extends X {
function foo() {
echo 'Y::foo()';...
JUnit test for System.out.println()
...
using ByteArrayOutputStream and System.setXXX is simple:
private final ByteArrayOutputStream outContent = new ByteArrayOutputStream();
private final ByteArrayOutputStream errContent = new ByteArrayOutputStream();
private final Prin...
android View not attached to window manager
...the AsyncTask with the progress dialog completed. I seemed to resolve this by setting the dialog to null onPause() and then checking this in the AsyncTask before dismissing.
@Override
public void onPause() {
super.onPause();
if ((mDialog != null) && mDialog.isShowing())
mD...
Check difference in seconds between two times
...
Thanks, by the way, var will end up being double: TotalSeconds
– Loaderon
Dec 6 '16 at 21:40
...
Colorize logs in eclipse console
...ave a try with this Eclipse Plugin: Grep Console
[Update]:
As pointed out by commenters:
When installing Grep Console in the currently last version of Eclipse, you need to uncheck 'Group items by category' in the Install dialog to see the available items.
As pointed out by @Line the plugin can now ...