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Java 理论与实践: 线程池与工作队列 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...任务。请求以某种方式到达服务器，这种方式可能是通过网络协议（例如 HTTP、FTP 或 POP）、通过 JMS 队列或者可能通过轮询数据库。不管请求如何到达，服务器应用程序中经常出现的情况是：单个任务处理的时间很短而请求的数...
How to copy a collection from one database to another in MongoDB
...llection via:
mongodump -d some_database -c some_collection
[Optionally, zip the dump (zip some_database.zip some_database/* -r) and scp it elsewhere]
Then restore it:
mongorestore -d some_other_db -c some_or_other_collection dump/some_collection.bson
Existing data in some_or_other_collection will...
Unable to login to SQL Server + SQL Server Authentication + Error: 18456
...k now what, by looking at the error message you feel like this is non-descriptive to understand the Level & state. By default the Operating System error will show 'State' as 1 regardless of nature of the issues in authenticating the login. So to investigate further you need to look at relevant S...
Best way to run scheduled tasks [closed]
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I stop malicious calls to my url by checking if the ip address is an internal address or not. It returns nothing and does nothing if it is not internal to our organization.
– user1408767
Jul 12 '16 at 20:16
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How to check edittext's text is email address or not?
...check the text of edittext is email address or not without using javascript and regular expression?
Here I used inputtype="textEmailAddress" this is working but no error message is display.
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How do I find the authoritative name-server for a domain name?
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He asked for the name servers, not for the IPv4 address. So type (-t) should be NS, not A.
– bortzmeyer
Dec 24 '08 at 7:41
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Wildcards in a Windows hosts file
... *.local are redirected to localhost . The idea is that as I develop multiple sites, I can just add vhosts to Apache called site1.local , site2.local etc, and have them all resolve to localhost , while Apache serves a different site accordingly.
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How to specify different Debug/Release output directories in QMake .pro file
... some problems of using release: and debug:
– Carson Ip
Apr 1 '15 at 3:29
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How can I run MongoDB as a Windows service?
... for running mongodb as a windows service
"C:\mongodb\bin\mongod" --bind_ip yourIPadress --logpath "C:\data\dbConf\mongodb.log" --logappend --dbpath "C:\data\db" --port yourPortNumber --serviceName "YourServiceName" --serviceDisplayName "YourServiceName" --install
If you use mongodb with...
What's causing my java.net.SocketException: Connection reset? [duplicate]
...is no longer responding to ACK flags, or that it is not responding per TCP/IP). If the FYN flag was sent, or rather the server closed the connection, you would just get -1 from read(), and an EOFException. When I get home I plan on confirming this either way.
– Zombies
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