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Is a Python list guaranteed to have its elements stay in the order they are inserted in?
...plicitly made to do so. stacks and queues are both types of lists that provide specific (often limited) behavior for adding and removing elements (stacks being LIFO, queues being FIFO). Lists are practical representations of, well, lists of things. A string can be thought of as a list of characters,...
Assigning code to a variable
...n easier form by understanding its concept:
// Create a normal function
void OnButtonClick()
{
MessageBox.Show("Hello World!");
}
// Now we create a delegate called ButtonClick
delegate void ButtonClick();
You see, the delegate takes the form of a normal function but without any arguments (It...
Calling startActivity() from outside of an Activity?
...
if your android version is below Android - 6 then you need to add this line otherwise it will work above Android - 6.
...
Intent i = new Intent(this, Wakeup.class);
i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
...
...
Best approach for designing F# libraries for use from both F# and C#
...er-level comments. First of all, you should read the F# Component Design Guidelines (referenced already by gradbot). This is a document that explains how to design F# and .NET libraries using F# and it should answer many of your questions.
When using F#, there are basically two kinds of libraries y...
How to structure a express.js application?
...you are familiar with the MVC Pattern (rails, Asp.Net mvc, etc) then I consider my Routes to be my controllers and everything kind of falls into place after that. Business logic goes in the models (although I am having difficulties with validation and mongoose). For helpers, I use Exports on a sim...
Latest jQuery version on Google's CDN
...
was only being used by developers to make a local copy.
We have decided to stop
updating this file, as well as the minified copy, keeping both files
at version 1.11.1 forever.
The Google CDN team has joined us in this effort to prevent
inadvertent web breakage and no longer update...
Difference between Big-O and Little-O Notation
...d ≤ 1
not ≤ 0, < 0, or < 1
Here's a table, showing the general idea:
(Note: the table is a good guide but its limit definition should be in terms of the superior limit instead of the normal limit. For example, 3 + (n mod 2) oscillates between 3 and 4 forever. It's in O(1) despite not...
Push git commits & tags simultaneously
...t push . Pushing tags should be a conscious choice since you don't want accidentally push one. That's fine. But is there a way to push both together? (Aside from git push && git push --tags .)
...
iOS: Compare two dates
...:@"dd/MM/yyyy"];
[dateFormatter setLocale:[[[NSLocale alloc] initWithLocaleIdentifier:@"en_US"]
autorelease]];
NSString *stringDate = [dateFormatter stringFromDate:[NSDate date]];
currentdate = [dateFormatter dateFromString:stringDate];
...
What really happens in a try { return x; } finally { x = null; } statement?
...
No - at the IL level you can't return from inside an exception-handled block. It essentially stores it in a variable and returns afterwards
i.e. similar to:
int tmp;
try {
tmp = ...
} finally {
...
}
return tmp;
for example (using reflector):
static int Test() {...