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Scala how can I count the number of occurrences in a list
I want to implement it like this: list.count(2) (returns 3).
16 Answers
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What do hjust and vjust do when making a plot using ggplot?
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I have tried that, and I get Error in grid.Call("L_textBounds", as.graphicsAnnot(x$label), x$x, x$y, : Polygon edge not found (zero-width or zero-height?) for vjust = .72 and higher.
– William Gunn
Sep 3 '11 at ...
Difference between API and ABI
...(int old_field);
#endif
Compiles and runs fine with:
cc='gcc -pedantic-errors -std=c89 -Wall -Wextra'
$cc -fPIC -c -o mylib.o mylib.c
$cc -L . -shared -o libmylib.so mylib.o
$cc -L . -o main.out main.c -lmylib
LD_LIBRARY_PATH=. ./main.out
Now, suppose that for v2 of the library, we want to add...
Escape double quotes in a string
... You can't type string foo = "Foo"bar"";, because that'll invoke a compile error. As for the adding part, in string size terms that is not true:
@"""".Length == "\"".Length == 1
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improve t...
Telling gcc directly to link a library statically
It feels strange to me to use -Wl,-Bstatic in order to tell gcc which libraries I want to link with statically. After all I'm telling gcc directly all other information about linking with libraries ( -Ldir , -llibname ).
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十年磨一“饼” 一个70后连续创业者的心路历程 - 资讯 - 清泛网 - 专注C/C+...
...科技手段整合内部和外部相关资源持续迭代优化、高效地连接用户并增强消费体验。而当下过分吹捧的互联网营销我倒觉得是把双刃剑，如果你的产品没有足够过硬，那就是过早的透支了流量。
我们学互联网思维：产品要专注...
Get JavaScript object from array of objects by value of property [duplicate]
...is case.
– elclanrs
Dec 20 '12 at 2:05
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How to strip all non-alphabetic characters from string in SQL Server?
... up!
– earnshavian
Nov 15 '11 at 18:05
The regex pattern doesn't seem to work with all whitespace. If I want to strip ...
Why is lazy evaluation useful?
...de" please?
– Abdul
Nov 8 '16 at 20:05
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@Abdul, an example familiar to any ORM user: lazy associ...
git pushes with wrong user from terminal
...g --system --unset credential.helper does not work on Windows 10 git bash: error: could not lock config file C:/Program Files/Git/mingw64/etc/gitconfig: Permission denied
– alex
Sep 30 '19 at 16:17
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