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How to set proxy for wget?
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430
For all users of the system via the /etc/wgetrc or for the user only with the ~/.wgetrc file:
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Javascript: How to check if a string is empty? [duplicate]
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answered Mar 4 '10 at 17:46
Dustin LaineDustin Laine
35.3k99 gold badges7878 silver badges119119 bronze badges
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How to generate random number with the specific length in python
..._with_N_digits(2)
print random_with_N_digits(3)
print random_with_N_digits(4)
Output:
33
124
5127
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Sort a text file by line length including spaces
... spaces
1 dd equal len. Orig pos = 3
ff
5 dd equal len. Orig pos = 4
g
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Find the host name and port using PSQL commands
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The default PostgreSQL port is 5432. The host that the database is operating on should have been provided by your hosting provider; I'd guess it would be the same host as the web server if one wasn't specified. Typically this would be configured as localh...
C++对象布局及多态探索之菱形结构虚继承 - C/C++ - 清泛网 - 专注C/C++及内核技术
...的菱形继承结构。C100和C101通过虚继承共享同一个父类C041。C110则从C100和C101多重继承而来。
struct C041
{
C041() : c_(0x01) {}
virtual void foo() { c_ = 0x02; }
char c_;
};
struct C100 : public virtual C041
{
C100() : c_(0x02) {}
char...
Creating a Pandas DataFrame from a Numpy array: How do I specify the index column and column headers
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answered Dec 24 '13 at 15:50
behzad.nouribehzad.nouri
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uppercase first character in a variable with bash
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answered Sep 19 '12 at 1:41
Michael HoffmanMichael Hoffman
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How to delete a specific line in a file?
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Boris
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answered Jan 17 '11 at 4:44
houbysofthoubysof...