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delegate keyword vs. lambda notation
... use another feature of anonymous methods; the only one which isn't shared by lambda expressions. If you specify an anonymous method without specifying a parameter list at all it is compatible with any delegate type returning void and without any out parameters. Armed with this knowledge, we should ...
The ViewData item that has the key 'MY KEY' is of type 'System.String' but must be of type 'IEnumera
... if the model is getting is invalidated then i come the data submitted by the user will be saved in the db? i am also facing same problem. i am a newbie. correct me if i am wrong.
– Koushik Saha
Nov 3 '14 at 12:38
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Is it safe to resolve a promise multiple times?
...
You can write tests to confirm the behavior.
By running the following test you can conclude that
The resolve()/reject() call never throw error.
Once settled (rejected), the resolved value (rejected error) will be preserved
regardless of following resolve() or reject() ...
Filter Java Stream to 1 and only 1 element
...
}
We use Collectors.collectingAndThen to construct our desired Collector by
Collecting our objects in a List with the Collectors.toList() collector.
Applying an extra finisher at the end, that returns the single element — or throws an IllegalStateException if list.size != 1.
Used as:
User resu...
How to do a Jquery Callback after form submit?
... action or method attribute on the tag, which ensures the POST is handled by the $.ajax function and gives you the callback option.
<form id="form">
...
<button type="submit"></button>
</form>
<script>
$(document).ready(function() {
$("#form_selector").submit(funct...
Format floats with standard json module
...any recent version of Python.
Unfortunately, I believe you have to do this by monkey-patching (which, to my opinion, indicates a design defect in the standard library json package). E.g., this code:
import json
from json import encoder
encoder.FLOAT_REPR = lambda o: format(o, '.2f')
print(json....
Best way to parse RSS/Atom feeds with PHP [closed]
...
Well, I had one, but it was being eaten by SO's code formatter since it had no empty line above it. On a related note, you did not start your sentence with a capital letter. ;)
– Brian Cline
Jul 27 '10 at 3:51
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In Perl, how can I read an entire file into a string?
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A good step by step explanation of what is doing: { local $/; <$fh> } is provided here : perlmonks.org/?node_id=287647
– dawez
May 7 '12 at 7:48
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How to get current timestamp in milliseconds since 1970 just the way Java gets
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Is there a VB.NET equivalent for C#'s '??' operator?
...st argument to If can be omitted. This enables the operator
to be called by using only two arguments. The following list applies
only when the If operator is called with two arguments.
Parts
Term Definition
---- ----------
argument2 Required. Object. Must be a reference ...