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“Cannot update paths and switch to branch at the same time”
...tion to create a new branch, check it out at the same time and set up tracking in one command.
11 Answers
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What's the difference between commit() and apply() in SharedPreferences
I am using SharedPreferences in my android app. I am using both commit() and apply() method from shared preference. When I use AVD 2.3 it shows no error, but when I run the code in AVD 2.1, apply() method shows error.
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How can I specify the base for Math.log() in JavaScript?
... function for JavaScript, but it needs to be base 10. I can't see any listing for this, so I'm assuming it's not possible. Are there any math wizards out there who know a solution for this?
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Why are arrays covariant but generics are invariant?
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Via wikipedia:
Early versions of Java and C# did not include generics (a.k.a. parametric polymorphism).
In such a setting, making arrays invariant rules out useful polymorphic programs.
For example, consider writing a function to shuffle an array, or a function that test...
M_PI works with math.h but not with cmath in Visual Studio
I am using Visual Studio 2010. I have read that in C++ it is better to use <cmath> rather than <math.h> .
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Convert NaN to 0 in javascript
... from any "falsey" value to 0.
The "falsey" values are:
false
null
undefined
0
"" ( empty string )
NaN ( Not a Number )
Or this if you prefer:
a = a ? a : 0;
...which will have the same effect as above.
If the intent was to test for more than just NaN, then you can do the same, but do a...
rsync: how can I configure it to create target directory on server?
...n a separate ssh ... mkdir -p first, or use the --rsync-path trick as explained here :
rsync -a --rsync-path="mkdir -p /tmp/x/y/z/ && rsync" $source user@remote:/tmp/x/y/z/
Or use the --relative option as suggested by Tony. In that case, you only specify the root of the destination, which...
What is
I'm having trouble understanding the following syntax:
5 Answers
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How to make the division of 2 ints produce a float instead of another int?
In another Bruce Eckels exercise in calculating velocity, v = s / t where s and t are integers. How do I make it so the division cranks out a float?
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What's the best way to break from nested loops in JavaScript?
What's the best way to break from nested loops in Javascript?
15 Answers
15
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