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How to retrieve an element from a set without removing it?
...e PEP 20 zealot in me that the most verbose solution is the best. At least converting a set into a list just to extract the first element of the set is as horrible as expected. Thank Guido, may his light continue to guide us.
Surprisingly, the RNG-based solution is absolutely horrible. List convers...
how to check if List element contains an item with a Particular Property Value
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If you have a list and you want to know where within the list an element exists that matches a given criteria, you can use the FindIndex instance method. Such as
int index = list.FindIndex(f => f.Bar == 17);
Where f => f.Bar == 17 is ...
How to use SQL Order By statement to sort results case insensitive?
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You can just convert everything to lowercase for the purposes of sorting:
SELECT * FROM NOTES ORDER BY LOWER(title);
If you want to make sure that the uppercase ones still end up ahead of the lowercase ones, just add that as a secondar...
AngularJS : What is a factory?
...y syntax
easier to understand
nowadays with es6 "service" is done since it converts to es6 classes better
its essentially abstracting away business logic from the controller
if you use biz logic with controllers then you can only use with controllers
controller is for putting data on scope not proce...
What effect(s) can the virtual keyword have in Entity Framework 4.1 POCO Code First?
...ties virtual. Navigation properties are marked as virtual for lazy loading and scalar properties are marked as virtual for change tracking.
– Ladislav Mrnka
Apr 8 '11 at 18:31
10
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Creating multiline strings in JavaScript
I have the following code in Ruby. I want to convert this code into JavaScript. what's the equivalent code in JS?
39 Answer...
How do I create directory if it doesn't exist to create a file?
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var filePath = context.Server.MapPath(Convert.ToString(ConfigurationManager.AppSettings["ErrorLogFile"]));
var file = new FileInfo(filePath);
file.Directory.Create(); If the directory already exists, this method does nothing.
var sw = new StreamWriter(filePath...
What are the various “Build action” settings in Visual Studio project properties and what do they do
...plicationDefinition.
Page
Identifies a XAML markup file whose content is converted to a binary format and compiled into an assembly. Page items are typically implemented in conjunction with a code-behind class.
The most common Page items are XAML files whose top-level elements are one of the foll...
What does flushing the buffer mean?
I am learning C++ and I found something that I can't understand:
3 Answers
3
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C++ include and import difference
...type libraries or .tlbs (COM stuff).
The content of the type library is converted into C++ classes, mostly describing the COM interfaces for you automatically, and then it is included into your file.
The #import directive was introduced by Microsoft as an extension to the C++ language. You ca...