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How can building a heap be O(n) time complexity?
...is of the algorithm can be seen here.
The main idea is that in the build_heap algorithm the actual heapify cost is not O(log n)for all elements.
When heapify is called, the running time depends on how far an element might move down in tree before the process terminates. In other words, it depend...
Spring .properties file: get element as an Array
... this is what I want, but in env vars... I should be able to use SOME_KEY_0_=yes SOME_KEY_1=no, etc in env vars, but my getProperty is coming back null
– Rhubarb
Apr 30 at 20:56
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PHP Regex to get youtube video ID?
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Use parse_url() and parse_str().
(You can use regexes for just about anything, but they are very easy to make an error in, so if there are PHP functions specifically for what you are trying to accomplish, use those.)
parse_url takes...
Copying text with color from Notepad++
...eleases you can find the NppExport plugin here: https://github.com/chcg/NPP_ExportPlugin/releases
I've tested "NppExport_0.2.8.16_x64.zip" with Notepad++ v7.5.4.
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Razor-based view doesn't see referenced assemblies
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In ASP.NET Core MVC the solution is to add a using in _ViewImports.cshtml, instead of putting it web.config in the View folder when working with ASP.NET MVC 5.
_ViewImports.cshtml
@using mySolution
@using mySolution.ViewModels // <-- Add this, and place your ViewModel (e.g....
Pass Array Parameter in SqlCommand
...The following command creates a table type for integers:
create type int32_id_list as table (id int not null primary key)
2. Implement helper methods
public static SqlCommand AddParameter<T>(this SqlCommand command, string name, IEnumerable<T> ids)
{
var parameter = command.CreateP...
Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari
...d ACW here: https://developer.xamarin.com/guides/cross-platform/application_fundamentals/building_cross_platform_applications/part_1_-_understanding_the_xamarin_mobile_platform/
Bindings are in terms of performance very very costly. Invoking a C++ method from Java adds a huge overhead in calling t...
How to change the text of a label?
...d child pages. How I write in child pages. I write $('#contentPlaceHolderId_LabelID') it not works. I also change th ClientMode to Static but no work. Please help.
– Salman Mushtaq
Feb 17 '16 at 12:52
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What is an idiomatic way of representing enums in Go?
... bit1, mask1 // bit1 == 2, mask1 == 1
_, _ // skips iota == 2
bit3, mask3 // bit3 == 8, mask3 == 7
)
This last example exploits the implicit repetition of the last non-empty expression list.
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Is std::unique_ptr required to know the full definition of T?
...brary require that they be instantiated with complete types. However shared_ptr and unique_ptr are partial exceptions. Some, but not all of their members can be instantiated with incomplete types. The motivation for this is to support idioms such as pimpl using smart pointers, and without risking un...