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What does Visual Studio mean by normalize inconsistent line endings?
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Is there a general setting which affects all files together? Its a pain to do this for all sources under a solution.
– Klaus
Jul 28 '16 at 7:32
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How can I add new keys to a dictionary?
...horter and can handle any object as key (as long it is hashable), and only sets one value, whereas the .update(key1=val1, key2=val2) is nicer if you want to set multiple values at the same time, as long as the keys are strings (since kwargs are converted to strings). dict.update can also take anothe...
How to perform static code analysis in php? [closed]
... NB: For the built-in lint function (php -l) to work, you must set display_errors = on in php.ini, otherwise you will only get a generic message about there being syntax errors but no details about what error(s) or what line(s).
– Synetech
Jul 14 '1...
Linear Regression and group by in R
...regression coefficient r^2:
## make fake data
library(data.table)
set.seed(1)
dat <- data.table(x=runif(100), y=runif(100), grp=rep(1:2,50))
##calculate the regression coefficient r^2
dat[,summary(lm(y~x))$r.squared,by=grp]
grp V1
1: 1 0.01465726
2: 2 ...
What is the purpose of mock objects?
...acts.
http://en.wikipedia.org/wiki/Mock_object
Mock objects allow you to set up test scenarios without bringing to bear large, unwieldy resources such as databases. Instead of calling a database for testing, you can simulate your database using a mock object in your unit tests. This frees you fr...
Why do you use typedef when declaring an enum in C++?
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In C, declaring your enum the first way allows you to use it like so:
TokenType my_type;
If you use the second style, you'll be forced to declare your variable like this:
enum TokenType my_type;
As mentioned by others, this doesn't make a difference...
Is there a way to access an iteration-counter in Java's for-each loop?
...va.util.*;
public class TestApp {
public static void AddAndDump(AbstractSet<String> set, String str) {
System.out.println("Adding [" + str + "]");
set.add(str);
int i = 0;
for(String s : set) {
System.out.println(" " + i + ": " + s);
i++;
}
}
publi...
Specifically, what's dangerous about casting the result of malloc?
... returned will initially be in some register with all the significant bits set. Now the compiler say, "okay, how do I convert and int to a pointer". That's going to be either a sign extension or zero extension of the low order 32-bits that it has been told malloc "returns" by omitting the prototyp...
How to update a pull request from forked repo?
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I did it using below steps:
git reset --hard <commit key of the pull request>
Did my changes in code I wanted to do
git add
git commit --amend
git push -f origin <name of the remote branch of pull request>
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How do you remove a specific revision in the git history?
... combine revision 3 and 4 into a single revision, you can use git rebase. If you want to remove the changes in revision 3, you need to use the edit command in the interactive rebase mode. If you want to combine the changes into a single revision, use squash.
I have successfully used this squash tec...