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Where is C not a subset of C++? [closed]
... Johannes Schaub - litbJohannes Schaub - litb
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How can I check if a single character appears in a string?
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edited Mar 22 at 12:40
Ömer Erden
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汇编语言超浓缩教程（汇编入门必备） - C/C++ - 清泛网 - 专注C/C++及内核技术
...推出至今，其CPU发展过程为：8086→80286→80386→80486→PENTIUM →……，还有AMD、CYRIX等旁支。后面兼容前面CPU的功能，只不过多了些指令（如多能奔腾的MMX指令集）、增大了寄存器（如386的32位EAX）、增多了寄存器（如48...
copying all contents of folder to another folder using batch file?
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edited Apr 14 '15 at 17:55
gunr2171
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AngularJS - $anchorScroll smooth/duration
...breton/angular-smoothscroll
https://gist.github.com/justinmc/d72f38339e0c654437a2
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Best practices for circular shift (rotate) operations in C++
...assert that the type width is a power of 2), which isn't the case on some 24-bit DSPs or 36-bit mainframes, for example.
I'd recommend only using the template as a back-end for wrappers with names that include the rotate width explicitly. Integer-promotion rules mean that rotl_template(u16 & 0...
Drop all duplicate rows across multiple columns in Python Pandas
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This is much easier in pandas now with drop_duplicates and the keep parameter.
import pandas a...
Difference between getDefaultSharedPreferences and getSharedPreferences
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getDefaultSharedPreferences will use a default name like "com.example.something_preferences", bu...
How do I rename an open file in Emacs?
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Vladimir Panteleev
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answered Dec 21 '08 at 11:09
Matt CurtisMatt Curtis
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Determine the data types of a data frame's columns
...st few values of each variable):
str(my.data)
'data.frame': 5 obs. of 4 variables:
$ y : num 1.03 1.599 -0.818 0.872 -2.682
$ x1: int 1 2 3 4 5
$ x2: logi TRUE TRUE FALSE FALSE FALSE
$ X3: Factor w/ 5 levels "a","b","c","d",..: 1 2 3 4 5
@Gavin Simpson's approach is also streamlined, but p...