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How do I provide custom cast support for my class?
...s that users of your class will need to do an explicit conversion:
byte[] foo = new byte[] { 1, 2, 3, 4, 5 };
// explicitly convert foo into an instance of MyClass...
MyClass bar = (MyClass)foo;
// explicitly convert bar into a new byte[] array...
byte[] baz = (byte[])bar;
Using implicit means th...
SVN Commit specific files
...Sure. Just list the files:
$ svn ci -m "Fixed all those horrible crashes" foo bar baz graphics/logo.png
I'm not aware of a way to tell it to ignore a certain set of files. Of course, if the files you do want to commit are easily listed by the shell, you can use that:
$ svn ci -m "No longer sets ...
Bash Templating: How to build configuration files from templates with Bash?
...
Try envsubst
FOO=foo
BAR=bar
export FOO BAR
envsubst <<EOF
FOO is $FOO
BAR is $BAR
EOF
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After array_filter(), how can I reset the keys to go in numerical order starting at 0
...s an array with mixed values in it that will expose the trouble:
$array=['foo',NULL,'bar',0,false,null,'0',''];
Null values will be removed regardless of uppercase/lowercase.
But look at what remains in the array when we use array_values() & array_filter():
array_values(array_filter($array)...
How to use a dot “.” to access members of dictionary?
... +1 for simplicity. but doesn't seem to work on nested dicts. d = {'foo': {'bar': 'baz'}}; d = dotdict(d); d.foo.bar throws an attribute error, but d.foo work fine.
– tmthyjames
Jun 10 '16 at 22:28
...
Retrieve specific commit from a remote Git repository
...ds/master is specified in transfer.hideRefs and
the current namespace is foo, then refs/namespaces/foo/refs/heads/master
is omitted from the advertisements but refs/heads/master and
refs/namespaces/bar/refs/heads/master are still advertised as so-called
"have" lines.
In order to match refs...
Scala equivalent of Java java.lang.Class Object
...Nov. 2011, two years later, fixed.
In 2.9.1, getClass now does:
scala> "foo".getClass
res0: java.lang.Class[_ <: java.lang.String] = class java.lang.String
)
Back in 2009:
It would be useful if Scala were to treat the return from getClass() as a java.lang.Class[T] forSome { val T : C...
Using Ajax.BeginForm with ASP.NET MVC 3 Razor
...mple:
Model:
public class MyViewModel
{
[Required]
public string Foo { get; set; }
}
Controller:
public class HomeController : Controller
{
public ActionResult Index()
{
return View(new MyViewModel());
}
[HttpPost]
public ActionResult Index(MyViewModel model...
sqlalchemy IS NOT NULL select
...
In case anyone else is wondering, you can use is_ to generate foo IS NULL:
>>> from sqlalchemy.sql import column
>>> print column('foo').is_(None)
foo IS NULL
>>> print column('foo').isnot(None)
foo IS NOT NULL
...
Passing an array as a function parameter in JavaScript
...
Function arguments may also be Arrays:
function foo([a,b,c], d){
console.log(a,b,c,d);
}
foo([1,2,3], 4)
of-course one can also use spread:
function foo(a, b, c, d){
console.log(a, b, c, d);
}
foo(...[1, 2, 3], 4)