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Django: Set foreign key using integer?
...ularly useful aspect of Django, one that everyone should know and use from time to time when appropriate.
caveat:
@RuneKaagaard points out that employee.type is not accurate afterwards in recent Django versions, even after calling employee.save() (it holds its old value). Using it would of course ...
Maximum size of a element
...els
Maximum area: N/A
Other:
I'm not able to test other browsers at this time. Refer to the other answers on this page for additional limits.
Exceeding the maximum length/width/area on most browsers renders the canvas unusable. (It will ignore any draw commands, even in the usable area.) IE and...
Iterate through a C++ Vector using a 'for' loop
... vector.size() way of looping:
Being paranoid about calling size() every time in the loop
condition. However either it's a non-issue or it can be trivially
fixed
Preferring std::for_each() over the for loop itself
Later changing the container from std::vector to other one (e.g.
map, list) will als...
How to change language of app when user selects language?
... the webpage: http://android.programmerguru.com/android-localization-at-runtime/
It's simple to change the language of your app upon user selects it from list of languages. Have a method like below which accepts the locale as String (like 'en' for English, 'hi' for hindi), configure the locale for ...
PHP - Extracting a property from an array of objects
..., $projects ); However, it is noted in this blog post that it could be 2.5 times slower / memory intensive this way.
– Relequestual
Jul 3 '13 at 15:30
...
How can I run a PHP script in the background after a form is submitted?
...e to somehow transfer the posted data to executed script which itself is a time consuming task in my case and also makes things very complicated.
– Aurangzeb
Oct 16 '18 at 6:51
...
jQuery UI datepicker change event not caught by KnockoutJS
...string from server
value = value.split("T")[0]; // Removes time
}
var current = $(element).datepicker("getDate");
if (value - current !== 0) {
var parsedDate = $.datepicker.parseDate('yy-mm-dd', value);
$(element)....
Verify a method call using Moq
...expectation...
mockSomeClass.Verify(mock => mock.DoSomething(), Times.Once());
// ...or verify everything.
// mockSomeClass.VerifyAll();
}
}
In other words, you are verifying that calling MyClass#MyMethod, your class will definitely call SomeClass#DoSomething once i...
Dependency Inject (DI) “friendly” library
...dencies injected with Constructor Injection tend to be long-lived, but sometimes you need a short-lived object, or to construct the dependency based on a value known only at run-time.
See this for more information.
Compose only at the Last Responsible Moment
Keep objects decoupled until the very ...
How to find the kth smallest element in the union of two sorted arrays?
...asked. Here is a tail recursive solution that will take log(len(a)+len(b)) time.
Assumption: The inputs are correct, i.e., k is in the range [0, len(a)+len(b)].
Base cases:
If length of one of the arrays is 0, the answer is kth element of the second array.
Reduction steps:
If mid index of a + ...