大约有 13,700 项符合查询结果（耗时：0.0240秒） [XML]
How to get a specific output iterating a hash in Ruby?
...@huzefabiyawarwala No, ? is not a valid variable name in Ruby. You can use _, but you don't need to.
– sepp2k
Mar 16 '16 at 13:04
2
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Is there any difference between DECIMAL and NUMERIC in SQL Server?
...both be NUMERIC(x,y), or both be DECIMAL(x,y).
– Doug_Ivison
Jan 2 '14 at 0:30
7
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What is the best way to detect a mobile device?
...12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jb...
How to get the IP address of the docker host from inside a docker container
...ses only.
For example, I have environment variables set on my host:
MONGO_SERVER=host.docker.internal
In my docker-compose.yml file, I have this:
version: '3'
services:
api:
build: ./api
volumes:
- ./api:/usr/src/app:ro
ports:
- "8000"
environment:
- MONGO_S...
What exactly are DLL files, and how do they work?
...t.com/en-us/windows/win32/api/libloaderapi/…
– Jack_Hu
Aug 28 at 8:28
add a comment
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When NOT to use yield (return) [duplicate]
...d)
public IEnumerable<string> GetKeys()
{
foreach(string key in _someDictionary.Keys)
yield return key;
}
// DO this
public IEnumerable<string> GetKeys()
{
return _someDictionary.Keys;
}
Avoid using yield return when you don't want to defer execution code for the metho...
Find nearest latitude/longitude with an SQL query
...serve as the primary key.
CREATE TABLE `markers` (
`id` INT NOT NULL AUTO_INCREMENT PRIMARY KEY ,
`name` VARCHAR( 60 ) NOT NULL ,
`address` VARCHAR( 80 ) NOT NULL ,
`lat` FLOAT( 10, 6 ) NOT NULL ,
`lng` FLOAT( 10, 6 ) NOT NULL
) ENGINE = MYISAM ;
Populating the Table
After creating the ta...
Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
...what "java -version" returns on this machine right now: java version "1.6.0_22" OpenJDK Runtime Environment (IcedTea6 1.10.6) (fedora-63.1.10.6.fc15-x86_64) OpenJDK 64-Bit Server VM (build 20.0-b11, mixed mode)
– Samuel Audet
May 30 '12 at 3:34
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How to Get the Title of a HTML Page Displayed in UIWebView?
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WKWebView has 'title' property, just do it like this,
func webView(_ wv: WKWebView, didFinish navigation: WKNavigation!) {
title = wv.title
}
I don't think UIWebView is suitable right now.
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Best way to find the intersection of multiple sets?
...e in a list, this translates to:
u = set.intersection(*setlist)
where *a_list is list expansion
Note that set.intersection is not a static method, but this uses the functional notation to apply intersection of the first set with the rest of the list. So if the argument list is empty this will fa...