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Python: how to print range a-z?
1. Print a-n: a b c d e f g h i j k l m n
17 Answers
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How do you pass a function as a parameter in C?
I want to create a function that performs a function passed by parameter on a set of data. How do you pass a function as a parameter in C?
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RSA 算法是如何诞生的 - 创意 - 清泛网 - 专注C/C++及内核技术
...单向函数这个问题上。1973 年 9 月，年仅 26 岁的数学家 Clifford Cocks 听说这个思想后，在完全不了解状况的心理状态下花不到半小时就找到了 Rivest 他们苦思冥想的方案。但是，他们效力于政府，这个绝妙的想法立刻被相关机构封...
Simple way to transpose columns and rows in SQL?
How do I simply switch columns with rows in SQL?
Is there any simple command to transpose?
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How to find out which package version is loaded in R?
I am in a process of figuring out how to use my university cluster. It has 2 versions of R installed. System wide R 2.11 (Debian 6.0) and R 2.14.2 in non-standard location.
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Import SQL file into mysql
I have a database called nitm . I haven't created any tables there. But I have a SQL file which contains all the necessary data for the database. The file is nitm.sql which is in C:\ drive . This file has size of about 103 MB. I am using wamp server.
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Moving project to another folder in Eclipse
I generally have my working projects sitting on folders on my Desktop. When they are completed I just move them to a c:\dev\ . The thing is I'm doing it in a rather archaic way.
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How do I get current date/time on the Windows command line in a suitable format for usage in a file/
...te: Now that it's 2016 I'd use PowerShell for this unless there's a really compelling backwards-compatible reason for it, particularly because of the regional settings issue with using date . See @npocmaka's https://stackoverflow.com/a/19799236/8479
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Is errno thread-safe?
In errno.h , this variable is declared as extern int errno; so my question is, is it safe to check errno value after some calls or use perror() in multi-threaded code. Is this a thread safe variable? If not, then whats the alternative ?
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What's the difference between array_merge and array + array?
A fairly simple question. What's the difference between:
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