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What are the differences between a pointer variable and a reference variable in C++?
...e of that object becomes the lifetime of the reference.
std::string s1 = "123";
std::string s2 = "456";
std::string s3_copy = s1 + s2;
const std::string& s3_reference = s1 + s2;
In this example s3_copy copies the temporary object that is a result of the concatenation. Whereas s3_reference in...
setting y-axis limit in matplotlib
...wered Apr 7 '18 at 11:14
Birat BoseBirat Bose
1,11555 silver badges1111 bronze badges
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How do I properly clean up Excel interop objects?
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Marshal.ReleaseComObject(sheets);
Marshal.ReleaseComObject(sheet);
POST MORTEM UPDATE:
I want every reader to read this answer by Hans Passant very carefully as it explains the trap I and lots of other developers stumbled into. When I wrote this answer years ago I didn't know about the effec...
Change font size macvim?
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Ah but I figured it out and it was closest to this. Thanks for getting me on the right track. It's De Ja Vu Vera on my system. Huh. Thanks anyhow!
– Alex
May 22 '10 at 4:02
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App Inventor 2 项目合并工具 AIMerge · App Inventor 2 中文网
... 隐私策略和使用条款 技术支持 service@fun123.cn
Virtualbox “port forward” from Guest to Host [closed]
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Network communication Host -> Guest
Connect to the Guest and find out the ip address:
ifconfig
example of result (ip address is 10.0.2.15):
eth0 Link encap:Ethernet HWaddr 08:00:27:AE:36:99
inet addr:10.0.2.15 Bcast:10.0.2.255...
Showing line numbers in IPython/Jupyter Notebooks
Error reports from most language kernels running in IPython/Jupyter Notebooks indicate the line on which the error occurred; but (at least by default) no line numbers are indicated in Notebooks.
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MySQL Workbench: How to keep the connection alive
Error Code: 2013. Lost connection to MySQL server during query
9 Answers
9
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I get exception when using Thread.sleep(x) or wait()
...enient.
You can pick time unit for sleep operation.
try {
TimeUnit.NANOSECONDS.sleep(100);
TimeUnit.MICROSECONDS.sleep(100);
TimeUnit.MILLISECONDS.sleep(100);
TimeUnit.SECONDS.sleep(100);
TimeUnit.MINUTES.sleep(100);
TimeUnit.HOURS.sleep(100);
TimeUnit.DAYS.sleep(100);
}...
Visual Studio 2005/2012: How to keep first curly brace on same line?
...ew lines
And there check when you want new lines with brackets
Css:
almost the same, but fewer options
In the Tools Menu click Options
Click Show all Parameters (checkbox at the bottom left) (Show all settings in VS 2010)
Text Editor
CSS
Format
And than you select the formatting you want (i...