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MongoDB与内存 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...习更有效，那就先看一个MongoDB服务器的top命令结果：
shell> top -p $(pidof mongod)
Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers
Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached
VIRT RES SHR %MEM
1892g 21g 21g 69.6
...
nano error: Error opening terminal: xterm-256color
...
On Red Hat this worked for me:
export TERM=xterm
further info here: http://www.cloudfarm.it/fix-error-opening-terminal-xterm-256color-unknown-terminal-type/
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Compiling C++ on remote Linux machine - “clock skew detected” warning
...
Simple solution:
# touch filename
will do all OK.
For more info:
http://embeddedbuzz.blogspot.in/2012/03/make-warning-clock-skew-detected-your.html
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...
Understanding typedefs for function pointers in C
... follows:
float result = (*myFnPtr)(2.0, 5.1);
This makes good reading: http://www.newty.de/fpt/index.html
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Convert System.Drawing.Color to RGB and Hex Value
...r. You can see it here.
– aloisdg moving to codidact.com
Jun 14 '16 at 19:59
...
jQuery UI slider Touch & Drag/Drop support on Mobile devices
...ery-ui touch punch.
Just add the script after jQuery ui:
<script src="http://code.jquery.com/jquery-1.7.2.min.js"></script>
<script src="http://code.jquery.com/ui/1.8.21/jquery-ui.min.js"></script>
<script src="jquery.ui.touch-punch.min.js"></script>
You can a...
Static Classes In Java
...o instance methods can be called or instance fields accessed
Note that the compiler will not prevent you from declaring an instance (non-static) member. The issue will only show up if you attempt to call the instance member
Simple example per suggestions from above:
public class TestMyStaticClass...
How to make link look like a button?
...ine-height: 25px;
}
<a class="button">Add Problem</a>
http://jsfiddle.net/GCwQu/
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Non-CRUD operations in a RESTful service
...de is free to do as many processing steps as it wants.
You can even abuse HTTP protocol even further. Use Location header to return a link to newly created order, carefully choose HTTP response codes to inform users about problems (server- or client-side), etc.
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SparseArray vs HashMap
... Can somebody guide me where those "12 + 3 * 4" and "20 + 1000 * 4" come from?
– Marian Paździoch
Aug 26 '15 at 12:48
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