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HTML Form: Select-Option vs Datalist-Option
...ested that the user select one of the options you've given, but he can actually enter anything he wants in the input.
Edit 1: So which one you use depends upon your requirements. If the user must enter one of your choices, use the select element. If the use can enter whatever, use the datalist...
Fastest way to serialize and deserialize .NET objects
...it might be faster than a lot of other serializes out there, but is it actually fast, compared to manually parsing it? My god no.
– BjarkeCK
Jun 1 at 10:32
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How do .gitignore exclusion rules actually work?
...so git won't look inside) instead of the files within the directory (which allows for the exclusion).
Think of the exclusions as saying "but not this one" rather than "but include this" - "ignore this directory (/a/b/c/) but not this one (foo)" doesn't make much sense; "ignore all files in this dir...
is of a type that is invalid for use as a key column in an index
...x. nvarchar(100)
2. Create a check constraint that compares the value with all the keys in the table.
The condition is:
([dbo].[CheckKey]([key])=(1))
and [dbo].[CheckKey] is a scalar function defined as:
CREATE FUNCTION [dbo].[CheckKey]
(
@key nvarchar(max)
)
RETURNS bit
AS
BEGIN
declare...
What is the meaning of id?
... but those objects must respond to retain and release.
The compiler is totally happy for you to implicitly cast any object to id, and for you to cast id to any object. This is unlike any other implicit casting in Objective-C, and is the basis for most container types in Cocoa.
...
How to enable CORS in AngularJs
... POSTMAN, but when I try to GET from https://www.google.com using an AJAX call I get the CORS error? Is there no way I can make the AJAX call behave similarly to the call from POSTMAN?
– AjaxLeung
Jan 27 '16 at 17:14
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Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant f
...
I've made sure all the class are already set, but the NSUnknownKeyException still comes out :(
– Zennichimaro
Apr 3 '13 at 3:40
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Can I simultaneously declare and assign a variable in VBA?
...s on the same line (ie var1 = val1: var2 = val2). It will bug out speradically and allow you to do this type of assignment sometimes but as a whole not suggested by this notation.
– GoldBishop
Oct 10 '12 at 14:17
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C++ SFINAE examples?
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can someone explain what C::* is? I read all the comments and links, but I am still wondering, int C::* means that it is a member pointer of int type. what if a class has no member of int type? What am I missing? and how does test<T>(0) play into this? I must ...
Will using goto leak variables?
Is it true that goto jumps across bits of code without calling destructors and things?
1 Answer
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