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Use cases for NoSQL [closed]
...f we want to filter by a specific field, we add the filter to the pipeline array
if( $filters->isFilterByField() )
$pipeline[] = [ '$match' => [ 'field' => $fieldValue ] ];
//group the results by date and get the count
$pipeline[] = [ '$group' => [ '_id' => '$created_at', 'nu...
JavaScript object: access variable property by name as string [duplicate]
...
this will not work if prop string will contain array indexes
– SET
Mar 25 '15 at 15:50
3
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Checking if a list is empty with LINQ
...ost three times slower :)
Trying the stopwatch test again with a Stack or array or other scenarios it really depends on the type of list it seems - because they prove Count to be slower.
So I guess it depends on the type of list you're using!
(Just to point out, I put 2000+ objects in the List an...
Access Container View Controller from Parent iOS
...een connected and [self childViewControllers] in the parent will return an array of all the child controllers (see rdelmar's answer below).
– Peter E
Nov 8 '12 at 13:14
2
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Stack, Static, and Heap in C++
...ded only locally within some block:
if(some condition) {
int a[3]; // array a has automatic storage duration
fill_it(a);
print_it(a);
}
The lifetime ends as soon as we exit the block, and it starts as soon as the object is defined. They are the most simple kind of storage duration, an...
In PHP, how to detect the execution is from CLI mode or through browser ? [duplicate]
... you can see it from the $_SERVER variables. Try to print out the $_SERVER array for both browser & CLI and you should see differences.
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How do I load a PHP file into a variable?
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If your file has a return statement like this:
<?php return array(
'AF' => 'Afeganistão',
'ZA' => 'África do Sul',
...
'ZW' => 'Zimbabué'
);
You can get this to a variable like this:
$data = include $filePath;
...
android get all contacts
...ow can I get all the names of the contacts in my Android and put them into array of strings?
8 Answers
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How to copy a java.util.List into another java.util.List
...
Just use this:
List<SomeBean> newList = new ArrayList<SomeBean>(otherList);
Note: still not thread safe, if you modify otherList from another thread, then you may want to make that otherList (and even newList) a CopyOnWriteArrayList, for instance -- or use a lo...
How can I add CGPoint objects to an NSArray the easy way?
...ects that describe something like a "path", and I want to add them to an NSArray. It's going to be a method that will just return the corresponding CGPoint for an given index. I don't want to create 50 variables like p1 = ...; p2 = ..., and so on. Is there an easy way that would let me to define tho...