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Returning multiple objects in an R function [duplicate]
...is to return a list object. So if you have an integer foo and a vector of strings bar in your function, you could create a list that combines these items:
foo <- 12
bar <- c("a", "b", "e")
newList <- list("integer" = foo, "names" = bar)
Then return this list.
After calling your functi...
【精心整理】【实用】visual C++中最常用的类与API函数 - C/C++ - 清泛网 -...
...旋转控件Spin的控制类
CStatusBar类：状态栏窗口的基类
CString类：处理字符串
CStringList类：支持CString对象的列表
CWinApp类：派生的程序对象的基类
CWnd类：提供所有窗口类的基本函数
API函数
CArchive类：用于二进...
what is the difference between const_iterator and iterator? [duplicate]
...rigger the copy. (Some obsolete and now disallowed implementations of std::string use COW.)
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How to filter rows in pandas by regex
...
There is already a string handling function Series.str.startswith().
You should try foo[foo.b.str.startswith('f')].
Result:
a b
1 2 foo
2 3 fat
I think what you expect.
Alternatively you can use contains with regex option....
How to Append in javascript? [duplicate]
...only reason you can't do $('<script></script>') is because the string </script> isn't allowed inside javascript because the DOM layer can't parse what's js and what's html. You can even do $('<script><\/script>') to get around that limitation
– qwe...
Arguments or parameters? [duplicate]
...gle(foo, bar);
foo and bar are arguments.
public static void main(final String[] args) {
args.length;
}
args is a parameter.
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What's the best way to parse a JSON response from the requests library?
...sts.get(...)
json_data = json.loads(response.text)
This converts a given string into a dictionary which allows you to access your JSON data easily within your code.
Or you can use @Martijn's helpful suggestion, and the higher voted answer, response.json().
...
Why doesn't Console.Writeline, Console.Write work in Visual Studio Express?
... XYZApplication.Console
{
class Program
{
static void Main(string[] args)
{
//Some code;
}
}
}
Try removing it from the namespace or use the full namespace instead i.e.
System.Console.Writeline("abc");
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How to make System.out.println() shorter
...
void p(String l){
System.out.println(l);
}
Shortest. Go for it.
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How to get Activity's content view?
...ew viewPager = findViewById(R.id.pager);
Log.d(getClass().getSimpleName(), String.valueOf(viewPager.getTag()));
Hope it works f