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Adding a column to a data.frame
... below. I want to add a column that classifies my data according to column 1 ( h_no ) in that way that the first series of h_no 1,2,3,4 is class 1, the second series of h_no (1 to 7) is class 2 etc. such as indicated in the last column.
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What is the difference between _tmain() and main() in C++?
...r_t* argv[]);
And then, to make it easier to switch between Unicode (UTF-16) and their multibyte character set, they've defined _tmain which, if Unicode is enabled, is compiled as wmain, and otherwise as main.
As for the second part of your question, the first part of the puzzle is that your main...
How to check if smtp is working from commandline (Linux) [closed]
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177
Syntax for establishing a raw network connection using telnet is this:
telnet {domain_name} {...
Synchronise ScrollView scroll positions - android
...ew tags.
<com.test.ObservableScrollView
android:id="@+id/scrollview1"
... >
...
</com.test.ObservableScrollView>
Finally, we put it all together in the Layout class.
package com.test;
import android.app.Activity;
import android.os.Bundle;
public class Q3948934 extends...
Is it possible to figure out the parameter type and return type of a lambda?
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162
Funny, I've just written a function_traits implementation based on Specializing a template on...
Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
... this isn't needed if you use autolayout, but of course, then you lose iPad1 support, which many of us aren't willing to concede at this point in time.
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What's the fundamental difference between MFC and ATL?
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180
I think the answer to your question is mostly historical, if you look back at how the two libr...
vs in Generics
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218
The out keyword in generics is used to denote that the type T in the interface is covariant. ...
SQLAlchemy: print the actual query
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170
In the vast majority of cases, the "stringification" of a SQLAlchemy statement or query is as ...