大约有 30,000 项符合查询结果（耗时：0.0634秒） [XML]
AngularJS validation with no enclosing
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maniac codermaniac coder
19322 silver badges1010 bronze badges
1
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How to clone a case class instance and change just one field in Scala?
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324
case classcomes with a copy method that is dedicated exactly to this usage:
val newPersona = ...
Using switch statement with a range of value in each case?
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Hayi NukmanHayi Nukman
76277 silver badges2323 bronze badges
6
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Validate uniqueness of multiple columns
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321
You can scope a validates_uniqueness_of call as follows.
validates_uniqueness_of :user_id, :...
Difference between Pig and Hive? Why have both? [closed]
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edited Mar 7 '18 at 18:32
Community♦
111 silver badge
answered Nov 22 '11 at 20:04
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How to split a string and assign it to variables
... "fmt"
"strings"
)
func main() {
s := strings.Split("127.0.0.1:5432", ":")
ip, port := s[0], s[1]
fmt.Println(ip, port)
}
Output:
127.0.0.1 5432
One step, for example,
package main
import (
"fmt"
"net"
)
func main() {
host, port, err := net.SplitHostPort("127.0....
git: How to ignore all present untracked files?
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answered May 2 '18 at 20:32
vhanlavhanla
52733 silver badges1010 bronze badges
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How to use QueryPerformanceCounter?
... my safest bet. (The warning on Boost::Posix that it may not works on Win32 API put me off a bit). However, I'm not really sure how to implement it.
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How to find all combinations of coins when given some dollar value
I found a piece of code that I was writing for interview prep few months ago.
35 Answers
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Oracle TNS names not showing when adding new connection to SQL Developer
...heck connectivity (9i or later):
C:\>tnsping dev
TNS Ping Utility for 32-bit Windows: Version 10.2.0.1.0 - Production on 08-JAN-2009 12:48:38
Copyright (c) 1997, 2005, Oracle. All rights reserved.
Used parameter files:
C:\oracle\product\10.2.0\client_1\NETWORK\ADMIN\sqlnet.ora
Used TNSNAME...