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How do I create an immutable Class?
... public MyClass(..., IList<MyType> items)
{
...
_myReadOnlyList = new List<MyType>(items).AsReadOnly();
}
public IList<MyType> MyReadOnlyList
{
get { return _myReadOnlyList; }
}
private IList<MyType> _myReadOnlyList
}
...
How to post data in PHP using file_get_contents?
I'm using PHP's function file_get_contents() to fetch contents of a URL and then I process headers through the variable $http_response_header .
...
Can functions be passed as parameters?
... result = quote123(foo)
fmt.Println(result)
// Output: "foo"
_ = convert(foo) // confirm foo satisfies convert at runtime
// fails due to argument type
// _ = convert(func(x float64) string { return "" })
}
Play: http://play.golang.org/p/XNMtrDUDS0
Tour: https://tour.golang...
Code equivalent to the 'let' keyword in chained LINQ extension method calls
...ime it's executed:
var seq = EnumerableEx.Generate(
new Random(),
_ => true,
_ => _,
x => x.Next());
To see that new random samples show up every time, consider the following
seq.Zip(seq, Tuple.Create).Take(3).Dump();
which produces pairs in which the left and right ar...
What's wrong with nullable columns in composite primary keys?
...key creation. If this was just a retrieval problem, you could use where pk_1 = 'a' and pk_2 = 'b' with normal values, and switch to where pk_1 is null and pk_2 = 'b' when there are nulls.
– EoghanM
Mar 15 '13 at 9:59
...
Is there a max array length limit in C++?
... the size thereof). It is given by the maximum value the system's std::size_t can take. This data type is large enough to contain the size in bytes of any object
The other limit is a physical memory limit. The larger your objects in the array are, the sooner this limit is reached because memory is ...
Ioc/DI - Why do I have to reference all layers/assemblies in application's entry point?
...ic class DependencyRegistrarModule : IHttpModule
{
private static bool _dependenciesRegistered;
private static readonly object Lock = new object();
public void Init(HttpApplication context)
{
context.BeginRequest += (sender, args) => EnsureDependenciesRegistered();
}
...
What is a NullPointerException, and how do I fix it?
... doSomething() could be written as:
/**
* @param obj An optional foo for ____. May be null, in which case
* the result will be ____.
*/
public void doSomething(SomeObject obj) {
if(obj == null) {
//do something
} else {
//do something else
}
}
Finally, How to pinpo...
Get user info via Google API
...scope - https://www.googleapis.com/auth/userinfo.profile
return youraccess_token = access_token
get https://www.googleapis.com/oauth2/v1/userinfo?alt=json&access_token=youraccess_token
you will get json:
{
"id": "xx",
"name": "xx",
"given_name": "xx",
"family_name": "xx",
"link": "xx",...
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
...