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pythonic way to do something N times without an index variable?

...ghtly faster approach than looping on xrange(N) is: import itertools for _ in itertools.repeat(None, N): do_something() share | improve this answer | follow ...
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How do I check if an index exists on a table field in MySQL?

...name, this way you don't need to find out the index name if it is automatically added without name. – Programista Apr 9 '14 at 11:05 ...
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Renaming a virtualenv folder without breaking it

... You need to adjust your install to use relative paths. virtualenv provides for this with the --relocatable option. From the docs: Normally environments are tied to a specific path. That means that you cannot move an environment around or copy ...
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Merge and interleave two arrays in Ruby

... that Chris wants to interleave the elements, not concatenate them. Essentially, he wants [a, s].transpose except that the two rows don't conform, leaving #zip as the obvious solution. And I don't believe he meant that he really cared whether a was mutated ... I don't think he was commenting on a mu...
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How to send FormData objects with Ajax-requests in jQuery? [duplicate]

... I had high hopes for this solution, but my $_FILES is still NULL... – socca1157 Aug 27 '14 at 18:58 add a comment  |  ...
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How Do You Clear The IRB Console?

... @fanaugen On MacOS, cmd+k will clear all within a terminal tap, if you use tmux to split area of the visual area, ctrl+L will do a better work. – Fan Yer May 19 '17 at 9:06 ...
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How to use setInterval and clearInterval?

Hi all, 5 Answers 5 ...
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c/c++如何获取CPU的序列号? - C/C++ - 清泛网 - 专注C/C++及内核技术

... long st2 = 0; unsigned long s1,s2; unsigned char vendor_id[]="------------"; char CPUSERIAL[20]; memset(CPUSERIAL,0,20); __asm{ xor eax,eax cpuid mov dword ptr vendor_id,ebx mov dword ptr vendor_id[+4],edx mov dword ptr vendor_i...
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Circular gradient in android

...olling, you're right that the android:gradientRadius="250" doesn't work at all, I guess it behaved differently on older Android versions. – Justin Apr 22 '15 at 14:58 add a co...
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python setup.py uninstall

I have installed a python package with python setup.py install . 16 Answers 16 ...