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How to write a scalable Tcp/Ip based server
...design phase of writing a new Windows Service application that accepts TCP/IP connections for long running connections (i.e. this is not like HTTP where there are many short connections, but rather a client connects and stays connected for hours or days or even weeks).
...
What are the Ruby Gotchas a newbie should be warned about? [closed]
...
Wikipedia Ruby gotchas
From the article:
Names which begin with a capital letter are treated as constants, so local variables should begin with a lowercase letter.
The characters $ and @ do not indicate variable data type as ...
Difference between @import and link in CSS
...
The <link> directive can allow for multiple css be loaded and interpreted asyncronously.
the @import directive forces the browser* to wait until the imported script is loaded inline to the parent script before it can be correctly processed by it's engine, since t...
TCP loopback connection vs Unix Domain Socket performance
... the overhead of TCP (congestion control, flow control, stream management (IP packet ordering, retransmission, etc) ). Unix domain sockets do not do any of the above because it was designed from the ground up to be ran locally, meaning no congestion issues, no speed differences between server/client...
MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升
...：
shell> sysctl vm.drop_caches=1
平时可以通过mongo命令行来监控MongoDB的内存使用情况，如下所示：
mongo> db.serverStatus().mem:
{
"resident" : 22346,
"virtual" : 1938524,
"mapped" : 962283
}
还可以通过mongostat命令来监控MongoDB的内存使...
MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升
...：
shell> sysctl vm.drop_caches=1
平时可以通过mongo命令行来监控MongoDB的内存使用情况，如下所示：
mongo> db.serverStatus().mem:
{
"resident" : 22346,
"virtual" : 1938524,
"mapped" : 962283
}
还可以通过mongostat命令来监控MongoDB的内存使...
MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升
...：
shell> sysctl vm.drop_caches=1
平时可以通过mongo命令行来监控MongoDB的内存使用情况，如下所示：
mongo> db.serverStatus().mem:
{
"resident" : 22346,
"virtual" : 1938524,
"mapped" : 962283
}
还可以通过mongostat命令来监控MongoDB的内存使...
MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升
...：
shell> sysctl vm.drop_caches=1
平时可以通过mongo命令行来监控MongoDB的内存使用情况，如下所示：
mongo> db.serverStatus().mem:
{
"resident" : 22346,
"virtual" : 1938524,
"mapped" : 962283
}
还可以通过mongostat命令来监控MongoDB的内存使...
MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升
...：
shell> sysctl vm.drop_caches=1
平时可以通过mongo命令行来监控MongoDB的内存使用情况，如下所示：
mongo> db.serverStatus().mem:
{
"resident" : 22346,
"virtual" : 1938524,
"mapped" : 962283
}
还可以通过mongostat命令来监控MongoDB的内存使...
MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升
...：
shell> sysctl vm.drop_caches=1
平时可以通过mongo命令行来监控MongoDB的内存使用情况，如下所示：
mongo> db.serverStatus().mem:
{
"resident" : 22346,
"virtual" : 1938524,
"mapped" : 962283
}
还可以通过mongostat命令来监控MongoDB的内存使...