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Why don't Java Generics support primitive types?
...homogeneous translation, and the restriction that Java's generics can only range over reference types comes from the limitations of homogeneous translation with respect to the bytecode set of the JVM, which uses different bytecodes for operations on reference types vs primitive types.) However, eras...
How to split a long regular expression into multiple lines in JavaScript?
...(() => {
const createRegExp = (str, opts) =>
new RegExp(str.raw[0].replace(/\s/gm, ""), opts || "");
const yourRE = createRegExp`
^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|
(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|
(([a-...
Fetch the row which has the Max value for a column
... Couldn't this return duplicates? Eg. if two rows have the same user_id and the same date (which happens to be the max).
– jastr
Jun 15 '16 at 19:30
3
...
Rails: create on has_one association
...Alternatively, if you do not want to trigger delete callback
Shop.create(user_id: user.id, title: 'Some unique title')
This thread might be helpful. Click here
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AJAX POST and Plus Sign ( + ) — How to Encode?
...ks for single byte encoded characters. It will not work for the full UTF-8 range.
eg:
text = "\u0100"; // Ā
// incorrect
escape(text); // %u0100
// correct
encodeURIComponent(text); // "%C4%80"
Note: "%C4%80" is equivalent to: escape('\xc4\x80')
Which is the byte sequence (\xc4\x80) that rep...
Django ManyToMany filter()
...ing SQL that looks something like:
SELECT * FROM users WHERE id IN (SELECT user_id FROM userzones WHERE zone_id IN (1,2,3))
which is nice because it doesn't have any intermediate joins that could cause duplicate users to be returned
...
How to change variables value while debugging with LLDB in Xcode?
...ram context, using variables currently in scope. This command
takes 'raw' input (no need to quote stuff).
Syntax: expression --
Command Options Usage: expression [-f ] [-G ]
[-d ] [-u ] -- expression [-o] [-d
] [-u ] -- expression
-G <gdb-format> ( --gdb-...
Razor doesn't understand unclosed html tags
...tic HTML encoding that Razor does if you're trying to output HTML):
@Html.Raw("<html>")
(Html.Raw reference from MS - http://msdn.microsoft.com/en-us/library/gg568896(v=vs.111).aspx)
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How to add property to a class dynamically?
...or k,v in kwargs.items():
setattr(self, k, v)
for i in range(len(iargs)):
setattr(self, args[i], iargs[i])
for k,v in ikwargs.items():
setattr(self, k, v)
name = kwargs.pop("name", "MyStruct")
kwargs.update(dict((k, None) for k in args))
...
PHP “php://input” vs $_POST
...
The reason is that php://input returns all the raw data after the HTTP-headers of the request, regardless of the content type.
The PHP superglobal $_POST, only is supposed to wrap data that is either
application/x-www-form-urlencoded (standard content type for simple ...