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How to remove a field completely from a MongoDB document?
...ue);
Refer this:
http://www.mongodb.org/display/DOCS/Updating#Updating-%24unset
UPDATE:
The above link no longer covers '$unset'ing. Be sure to add {multi: true} if you want to remove this field from all of the documents in the collection; otherwise, it will only remove it from the first docum...
Node.js/Windows error: ENOENT, stat 'C:\Users\RT\AppData\Roaming\npm'
I have Windows 7 32-bit. I installed the latest Node.js 32 bit.
When I try to run the command npm install jquery , I receive the error:
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Download File Using Javascript/jQuery
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Is there an online name demangler for C++? [closed]
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edited Oct 4 '19 at 14:27
answered May 5 '12 at 23:20
Ra...
Comparing two strings, ignoring case in C# [duplicate]
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answered Jun 16 '11 at 11:42
Frederik GheyselsFrederik Gheysels
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Interface/enum listing standard mime-type constants
...ss for this: com.google.common.net.MediaType.
It was released with Guava 12 as stated in the source code and in Issue 823. Sources are available, too.
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海量数据相似度计算之simhash和海明距离 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...ring s1 = "你妈妈喊你回家吃饭哦，回家罗回家罗" ;
String s2 = "你妈妈叫你回家吃饭啦，回家罗回家罗" ;
long t1 = System.currentTimeMillis();
for (int i = 0; i < 1000000; i++) {
int dis = StringUtils .getLevenshteinDistance(s1, s2);
}
long t2 = System...
Why are primes important in cryptography?
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Most basic and general explanation: cryptography is all about number theory, and all integer n...
Why does the JavaScript need to start with “;”?
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edited May 9 '14 at 20:41
SQLMason
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Python datetime - setting fixed hour and minute after using strptime to get day,month,year
I've successfully converted something of 26 Sep 2012 format to 26-09-2012 using:
3 Answers
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