大约有 48,000 项符合查询结果(耗时:0.0448秒) [XML]
SQL Server Regular expressions in T-SQL
...oks Online)
Wildcard Meaning
% Any string of zero or more characters.
_ Any single character.
[ ] Any single character within the specified range
(for example, [a-f]) or set (for example, [abcdef]).
[^] Any single character not within the specified range
(for example, [^a - f]) or s...
How to get an object's properties in JavaScript / jQuery?
...t intance of a determinated prop:
var obj = {a:'Saludos',
b:{b_1:{b_1_1:'Como estas?',b_1_2:'Un gusto conocerte'}},
d:'Hasta luego'
}
function scan (element,list){
var res;
if (typeof(list) != 'undefined'){
if (typeof(list) == 'object'){
...
How do you explicitly set a new property on `window` in TypeScript?
...2, no need for .d.ts file as mentioned above
– tanguy_k
Sep 3 '17 at 20:29
6
...
In Django, how do I check if a user is in a certain group?
..., and more directly, you can check if a a user is in a group by:
if django_user.groups.filter(name = groupname).exists():
...
Note that groupname can also be the actual Django Group object.
share
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...
How to set the JDK Netbeans runs on?
I have older NB6.7, NB6.9, NB7.0, which used to run on jdk1.6.0_21 and jdk1.6.0_25. Now I've removed those JDKs and only have jdk1.6.0_26 and jdk1.7.0 left, but I still want to keep the older NBs, but now when I run them, I get this message:
...
How to clear MemoryCache?
...ntHandler<SignaledChangeEventArgs> Signaled;
private string _name;
private string _uniqueId = Guid.NewGuid().ToString("N", CultureInfo.InvariantCulture);
public override string UniqueId
{
get { return _uniqueId; }
}
public Signaled...
How can I find the current OS in Python? [duplicate]
...t; import platform
>>> platform.platform()
'Linux-3.3.0-8.fc16.x86_64-x86_64-with-fedora-16-Verne'
platform also has some other useful methods:
>>> platform.system()
'Windows'
>>> platform.release()
'XP'
>>> platform.version()
'5.1.2600'
Here's a few differen...
Can someone explain Microsoft Unity?
...object gets created.
Without IoC:
public class MyClass
{
IMyService _myService;
public MyClass()
{
_myService = new SomeConcreteService();
}
}
With IoC container:
public class MyClass
{
IMyService _myService;
public MyClass(IMyService myService)
{
_myS...
How to convert image to byte array
...ollows:
public static byte[] converterDemo(Image x)
{
ImageConverter _imageConverter = new ImageConverter();
byte[] xByte = (byte[])_imageConverter.ConvertTo(x, typeof(byte[]));
return xByte;
}
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...
How do I concatenate two lists in Python?
...>>> l1 = [1, 2, 3]
>>> l2 = [4, 5, 6]
>>> joined_list = [*l1, *l2] # unpack both iterables in a list literal
>>> print(joined_list)
[1, 2, 3, 4, 5, 6]
This functionality was defined for Python 3.5 it hasn't been backported to previous versions in the 3.x family...
