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Algorithm to detect overlapping periods [duplicate]
I've to detect if two time periods are overlapping.
Every period has a start date and an end date.
I need to detect if my first time period (A) is overlapping with another one(B/C).
In my case, if the start of B is equal to the end of A, they are not overlapping(the inverse too)
I found th...
How to specialize std::hash::operator() for user-defined type in unordered containers?
To support user-defined key types in std::unordered_set<Key> and std::unordered_map<Key, Value>
one has to provide operator==(Key, Key) and a hash functor:
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Laravel 4 Eloquent Query Using WHERE with OR AND OR?
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Make use of Parameter Grouping (Laravel 4.2). For your example, it'd be something like this:
Model::where(function ($query) {
$query->where('a', '=', 1)
->orWhere('b', '=', 1);
})->where(function ($query) {
$query->where(...
Set transparent background of an imageview on Android
I am using a web view in which I am adding an image view. How can I set the background of this image view to transparent?
2...
how do I check in bash whether a file was created more than x time ago?
I want to check in linux bash whether a file was created more than x time ago.
8 Answers
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How to use custom packages
I'm trying to create and use a custom package in Go. It's probably something very obvious but I cannot find much information about this. Basically, I have these two files in the same folder:
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Non-recursive depth first search algorithm
I am looking for a non-recursive depth first search algorithm for a non-binary tree. Any help is very much appreciated.
18 ...
How do I pre-populate a jQuery Datepicker textbox with today's date?
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Update: There are reports this no longer works in Chrome.
This is concise and does the job (obsolete):
$(".date-pick").datepicker('setDate', new Date());
This is less concise, utilizing chaining allows it to work in chrome (2019-06-04):
$(".date-pick").datepicker().d...
How do you add multi-line text to a UIButton?
I have the following code...
29 Answers
29
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How do I detach objects in Entity Framework Code First?
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If you want to detach existing object follow @Slauma's advice. If you want to load objects without tracking changes use:
var data = context.MyEntities.AsNoTracking().Where(...).ToList();
As mentioned in comment this will not completely detach entiti...