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nginx error “conflicting server name” ignored [closed]
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I assume that you're running a Linux, and you're using gEdit to edit your files. In the /etc/ng...
Cast from VARCHAR to INT - MySQL
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with this answer i found some times ending up with a float64 that why i will prefer using CONVERT('123456',UNSIGNED INTEGER)
– Isaac Weingarten
Jun 23 at 21:06
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How to fix apt-get: command not found on AWS EC2? [closed]
...t should be something like
AMI: ubuntu/images/ebs/ubuntu-precise-12.04-amd64-server-20130411.1
hope it helps
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Event handler not working on dynamic content [duplicate]
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Samuel Liew♦Samuel Liew
64.4k4040 gold badges132132 silver badges216216 bronze badges
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print memory address of Python variable [duplicate]
...010x}'.format(33) # 32-bit
0x00000021
>>> '{:#018x}'.format(33) # 64-bit
0x0000000000000021
… and so on.
However, there's almost never a good reason for this. If you actually need the address of an object, it's presumably to pass it to ctypes or similar, in which case you should use ct...
一分钟明白 VS manifest 原理 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ntity type="win32" name="Microsoft.VC80.DebugCRT" processorArchitecture="ia64" publicKeyToken="1fc8b3b9a1e18e3b"/>
<bindingRedirect oldVersion="8.0.41204.256-8.0.50608.0" newVersion="8.0.50727.42"/>
</dependentAssembly>
指明"8.0.41204.256-8.0.50608.0"都被定向到8.0.50727.42。这是assembly...
vs2010编译boost若干问题解决 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...——“C:\Program Files (x86)\Microsoft Visual Studio 10.0\VC\bin\x86_ia64”。再次运行“bootstrap.bat”,提示找不到“mspdb100.dll”,继续在环境变量中添加了路径——“C:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE ”。
继续编译，还是不过，...
推动“一带一路”IT产业怎么走 - 资讯 - 清泛网 - 专注C/C++及内核技术
...一个缩影。“一带一路”横跨欧亚大陆，覆盖除中国外的64个不同文化的国家和地区，而互联网能够更加方便地跨越时空界限，和陆地、海上的“一带一路”形成互补。
新思路是关键
现在，互联网产业正以新技术和新理念组建...
MongoDB sort排序、index索引教程 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...db的是B-tree的索引了。要注意的是，一个collection不能超过64个索引，索引的大小不能超过1024字节，其中包括字段名和值和命名空间。
首先创建数据：
db.Indexing.insert( { name : "Denis", age : 20 } )
db.Indexing.insert( { name : "Abe", age : ...
Tokumx 副本集（集群）全攻略 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...plogSize 可以通过–oplogSize设置大小，对于linux 和windows 64位，oplog size默认为剩余磁盘空间的5%。
副本集（ReplicaSet）：
比传统的主从模式更为先进，相当于双向的主从关系，主库宕机后从库会自动升级为主库，待主库恢复后...