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Difference between -pthread and -lpthread while compiling
...f dm.pthread.txt dm.nopthread.txt
152d151
< #define _REENTRANT 1
208d206
< #define __USE_REENTRANT 1
Using the -lpthread option only causes the pthread library to be linked - the pre-defined macros don't get defined.
Bottom line: you should use the -pthread option.
Note: the -pthread op...
How do I open links in Visual Studio in my web browser and not in Visual Studio?
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6 Answers
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How do I print a list of “Build Settings” in Xcode project?
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396
UPDATE: This list is getting a little out dated (it was generated with Xcode 4.1). You should r...
Change column type from string to float in Pandas
...Series or a single column of a DataFrame.
>>> s = pd.Series(["8", 6, "7.5", 3, "0.9"]) # mixed string and numeric values
>>> s
0 8
1 6
2 7.5
3 3
4 0.9
dtype: object
>>> pd.to_numeric(s) # convert everything to float values
0 8.0
1 6.0
2 7.5
3...
How can I troubleshoot my Perl CGI script?
...ironment)
is considered tainted. Environment variables such as PATH and
LD_LIBRARY_PATH
are particularly troublesome. You have to set these to a safe value
or unset them completely, as I recommend. You should be using absolute
paths anyway. If taint checking complains about something else,
make ...
Getting the class name from a static method in Java
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toolkittoolkit
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Find the PID of a process that uses a port on Windows
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Just open a command shell and type (saying your port is 123456):
netstat -a -n -o | find "123456"
You will see everything you need.
The headers are:
Proto Local Address Foreign Address State PID
TCP 0.0.0.0:37 0.0.0.0:0 LIST...
What does the brk() system call do?
... not sure where the number 512GB in this diagram comes from. It implies a 64-bit virtual address space, which is inconsistent with the very simple memory map you have there. A real 64-bit address space looks more like this:
Legend: t: text, d: data, b: BSS
This is not remotely ...
mongodb: insert if not exists
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penguin2048
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answered May 27 '10 at 18:17
Van NguyenVan Nguyen
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How to get GET (query string) variables in Express.js on Node.js?
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