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What scalability problems have you encountered using a NoSQL data store? [closed]
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edited Apr 6 '11 at 4:43
Jim Ferrans
28.4k1212 gold badges5151 silver badges8282 bronze badges
answer...
How to search for file names in Visual Studio?
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edited May 23 '17 at 12:03
Community♦
111 silver badge
answered Sep 10 '13 at 21:09
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Check whether a cell contains a substring
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377
Try using this:
=ISNUMBER(SEARCH("Some Text", A3))
This will return TRUE if cell A3 contain...
“Cannot start compilation: the output path is not specified for module…”
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edited Apr 13 '16 at 10:40
Alex
7,02755 gold badges4242 silver badges7171 bronze badges
an...
tcp端口状态ESTABLISHED、TIME_WAIT、CLOSE_WAIT 、SYN_RECV等详解 - C/C++...
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ESTABLISHED的意思是建立连接。表示两台机器正在通信。
3、CLOSE_WAIT
对方主动关闭连接或者网络异常导致连接中断，这时我方的状态会变成CLOSE_WAIT 此时我方要调用close()来使得连接正确关闭
4、TIME_WAIT
我方主动调用close()断开...
How do you create a random string that's suitable for a session ID in PostgreSQL?
...tring(length integer) returns text as
$$
declare
chars text[] := '{0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z,a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z}';
result text := '';
i integer := 0;
begin
if length < 0 then
raise exception 'Given length c...
MongoDB SELECT COUNT GROUP BY
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338
This would be the easier way to do it using aggregate:
db.contest.aggregate([
{"$group" :...
Abstract functions in Swift Language
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jaumardjaumard
7,40633 gold badges3232 silver badges5757 bronze badges
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convert a char* to std::string
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391
std::string has a constructor for this:
const char *s = "Hello, World!";
std::string str(s);
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How to create SBT project with IntelliJ Idea?
...can be found here: https://github.com/mpeltonen/sbt-idea
SBT 12.0+ & 13.0+
Simply add addSbtPlugin("com.github.mpeltonen" % "sbt-idea" % "1.5.2") to your build.sbt; no additional resolvers are needed.
Older Versions:
SBT 0.11+
Create and add the following lines to ~/.sbt/plugins/build.sbt O...