大约有 12,000 项符合查询结果（耗时：0.0225秒） [XML]
How to reference a file for variables using Bash?
...
Still not enough. foo=bar unleash_virus can be executed. Note foo=bar\ unleash_virus, foo="bar unleash_virus" and foo=bar #unleash_virus are safe. It's not easy to sanitize properly and not to block some harmless syntax anyway, especially when...
SQL WHERE condition is not equal to?
... negated according to the above rules. The negation of this
select *
from foo
where test-1
and test-2
and ( test-3
OR test-4
)
is
select *
from foo
where NOT( test-1
and test-2
and ( test-3
OR test-4
...
How to “properly” create a custom object in JavaScript?
...ty when I need it. In use it's rather similar to Java-style classes.
var Foo = function()
{
var privateStaticMethod = function() {};
var privateStaticVariable = "foo";
var constructor = function Foo(foo, bar)
{
var privateMethod = function() {};
this.publicMethod ...
How do I make the first letter of a string uppercase in JavaScript?
....toUpperCase() + string.slice(1);
}
console.log(capitalizeFirstLetter('foo')); // Foo
Some other answers modify String.prototype (this answer used to as well), but I would advise against this now due to maintainability (hard to find out where the function is being added to the prototype a...
prevent property from being serialized in web API
...u can use [JsonIgnore] to ignore property for serialization:
public class Foo
{
public int Id { get; set; }
public string Name { get; set; }
[JsonIgnore]
public List<Something> Somethings { get; set; }
}
But, this way does not support XML format. So, in case your applicatio...
Why use non-member begin and end functions in C++11?
... @JonathanMDavis: you can have the end for statically declared arrays (int foo[5]) using template programming tricks. Once it has decayed to a pointer, you're of course out of luck.
– Matthieu M.
Sep 29 '11 at 6:11
...
How to uncompress a tar.gz in another directory
... you are using the Gnu version of tar. The directory should exist:
mkdir foo
tar -xzf bar.tar.gz -C foo
If you are not using a tar capable of extracting to a specific directory, you can simply cd into your target directory prior to calling tar; then you will have to give a complete path to your ...
C# static class constructor
...
A static constructor looks like this
static class Foo
{
static Foo()
{
// Static initialization code here
}
}
It is executed only once when the type is first used. All classes can have static constructors, not just static classes.
...
Any gotchas using unicode_literals in Python 2.6?
...: keywords must be string if unicode_literals is used.
>>> def foo(a=None): pass
...
>>> foo(**{'a':1})
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: foo() keywords must be strings
...
Curly braces in string in PHP
...echo "This works: {$arr[4][3]}";
// This is wrong for the same reason as $foo[bar] is wrong outside a string.
// In other words, it will still work, but only because PHP first looks for a
// constant named foo; an error of level E_NOTICE (undefined constant) will be
// thrown.
echo "This is wrong:...