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How to get an array of unique values from an array containing duplicates in JavaScript? [duplicate]
Given a ['0','1','1','2','3','3','3'] array, the result should be ['0','1','2','3'] .
17 Answers
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Remove duplicate entries using a Bash script [duplicate]
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417
You can sort then uniq:
$ sort -u input.txt
Or use awk:
$ awk '!a[$0]++' input.txt
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windows C++ gbk转为utf-8 - C/C++ - 清泛网 - 专注C/C++及内核技术
...de编码的长度
len=MultiByteToWideChar(CP_ACP,0,(char *)m_string, -1, NULL,0);//cp_acp指示了转换为unicode编码的编码类型
w_string=(wchar_t *)malloc(2*len+2);
memset(w_string,0,2*len+2);
//ansi到unicode转换
MultiByteToWideChar(CP_ACP, 0, (char *)m_string,-1,...
How to modify memory contents using GDB?
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122
The easiest is setting a program variable (see GDB: assignment):
(gdb) l
6 {
7 ...
How to implement a property in an interface
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301
In the interface, you specify the property:
public interface IResourcePolicy
{
string Versio...
LINQ Group By into a Dictionary Object
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answered Jun 15 '11 at 17:42
Yuriy FaktorovichYuriy Faktorovich
59.8k1313 gold badges9999 silver badges133133 bronze badges
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Java: Best way to iterate through a Collection (here ArrayList)
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104
The first one is useful when you need the index of the element as well. This is basically equi...
How to find current transaction level?
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SELECT CASE transaction_isolation_level
WHEN 0 THEN 'Unspecified'
WHEN 1 THEN 'ReadUncommitted'
WHEN 2 THEN 'ReadCommitted'
WHEN 3 THEN 'Repeatable'
WHEN 4 THEN 'Serializable'
WHEN 5 THEN 'Snapshot' END AS TRANSACTION_ISOLATION_LEVEL
FROM sys.dm_exec_sessions
where session_id = @@SPID
do...
What is .sln.docstates file created by Visual Studio Productivity Power Tools?
Visual Studio Productivity Power Tools Version 10.0.20427.1, updated 10 May 2011, is creating a .sln.docstates file.
1 Answ...