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what is Segmentation fault (core dumped)? [duplicate]
...ccessing argv[1].
Also, since you're passing in a float to printf (which, by the way, gets converted to a double when passing to printf), you should use the %f format specifier. The %s format specifier is for strings ('\0'-terminated character arrays).
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Regex that accepts only numbers (0-9) and NO characters [duplicate]
...*$"))
CAUTION: In JavaScript, \d is equivalent to [0-9], but in .NET, \d by default matches any Unicode decimal digit, including exotic fare like ႒ (Myanmar 2) and ߉ (N'Ko 9). Unless your app is prepared to deal with these characters, stick with [0-9] (or supply the RegexOptions.ECMAScript flag...
How to find out “The most popular repositories” on Github? [closed]
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Ranking by stars or forks is not working. Each promoted or created by a famous company repository is popular at the beginning. Also it is possible to have a number of them which are in trend right now (publications, marketing, events...
Handling List-types with Esqueleto
...ist of sublists (multidimensional list) out of the box yet! Data.List.groupBy that 'cdk' advised to you can group only list itself, but not what you was asking for.
For your case I would insistently advise you to use a classic SQL queries. You can run n+1 queries, but do that only if it is rare and...
functional interface that takes nothing and returns nothing [duplicate]
... Quoting the javadoc: The Runnable interface should be implemented by any class whose instances are intended to be executed by a thread. I wouldn't recommend using Runnable just for the purpose of no parameter, void-returning functional interface.
– AndrewMcCoist
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What does %>% mean in R [duplicate]
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The infix operator %>% is not part of base R, but is in fact defined by the package magrittr (CRAN) and is heavily used by dplyr (CRAN).
It works like a pipe, hence the reference to Magritte's famous painting The Treachery of Images.
What the function does is to pass the left hand side of th...
What does pythonic mean? [closed]
...e in the way it is intended to be used.
This is maybe easiest to explain by negative example, as in the linked article from the other answers. Examples of unpythonic code often come from users of other languages, who instead of learning a Python programming patterns such as list comprehensions or ...
Updates were rejected because the tip of your current branch is behind hint: its remote counterpart.
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You need to merge the remote branch into your current branch by running git pull.
If your local branch is already up-to-date, you may also need to run git pull --rebase.
A quick google search also turned up this same question asked by another SO user: Cannot push to GitHub - keeps sa...
一分钟明白 VS manifest 原理 - C/C++ - 清泛网 - 专注C/C++及内核技术
...vs 程序的manifest文件manifest 是VS程序用来标明所依赖的side-by-side组建,如ATL, CRT等的清单。为什么要有manifest文件一台pc上...什么是vs 程序的manifest文件
manifest 是VS程序用来标明所依赖的side-by-side组建,如ATL, CRT等的清单。
为什么要...
c++ boost::multi_index composite keys efficiency - C/C++ - 清泛网 - 专注C/C++及内核技术
... a composite key, the documentation states that "Composite keys are sorted by lexicographical order, i.e. sorting is performed by the first key, then the second key if the first one is equal, etc". Does this mean that the structure is stored such that a lookup for a specific 2-part composite key wil...