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Java “params” in method signature?
...the method signature a params so that the method parameter looks like an array but allows everyone using the method to pass as many parameters of that type as the caller wants.
...
Calculate MD5 checksum for a file
... you compare the results afterwards is up to you; you can convert the byte array to base64 for example, or compare the bytes directly. (Just be aware that arrays don't override Equals. Using base64 is simpler to get right, but slightly less efficient if you're really only interested in comparing the...
In Laravel, the best way to pass different types of flash messages in the session
...h 'possibly existing variables'). Below is a solution that instead uses an array as opposed to two separate variables. It's also easily extendable to handle multiple errors should you wish but for simplicity, I've kept it to one flash message:
Redirect with flash message array:
return redirect...
How to benchmark efficiency of PHP script
...ort = $appgati->Report('1', '2');
print_r($report);
Sample output array:
Array
(
[Clock time in seconds] => 1.9502429962158
[Time taken in User Mode in seconds] => 0.632039
[Time taken in System Mode in seconds] => 0.024001
[Total time taken in Kernel in seconds] =...
Linq to Entities - SQL “IN” clause
...
sorry, I forgot to new up the anonymous array ;) I fixed my code example. Glad you figured it out on your own though.
– BenAlabaster
May 13 '09 at 14:07
...
Is it possible to change a UIButtons background color?
...eateWithColorComponents(). One of the args to this function is a 4 element array of floats (corresponding to R, G, B, & alpha). I defn'ed 2 color arrays, one for each state, and chose the appropriate one in drawRect based on the button state.
– daver
Aug 13...
How to get the last value of an ArrayList
How can I get the last value of an ArrayList?
20 Answers
20
...
Purpose of Unions in C and C++
... by either name:
vec.x=vec.y=vec.z=1.f ;
or by integer access into the array
for( int i = 0 ; i < 3 ; i++ )
vec.elts[i]=1.f;
In some cases, accessing by name is the clearest thing you can do. In other cases, especially when the axis is chosen programmatically, the easier thing to do is ...
Select by partial string from a pandas DataFrame
...ns("Hello|Britain")]
and got an error:
ValueError: cannot mask with array containing NA / NaN values
you can transform NA values into False, like this:
df[df["A"].str.contains("Hello|Britain", na=False)]
share
...
What's the difference between the atomic and nonatomic attributes?
... Here's an example similar to @StevenKramer 's: I have a @property NSArray* astronomicalEvents; that lists data I want to display in the UI. When the application launches the pointer points to an empty array, then the app pulls data from the web. When the web request completes (in a different ...