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Control the size of points in an R scatterplot?
...ots with tens of thousands of points and prefer a small, but not too small dot. Basically, I find pch='.' to be too small, but pch=19 to be too fat. Is there something in the middle or some way to scale the dots down somehow?
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What are the differences in die() and exit() in PHP?
...php.net/manual/en/aliases.php) might give some explanation why 2 functions do the same thing
– Marek Karbarz
Nov 25 '09 at 7:17
89
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How to stop Gradle task execution in Android Studio?
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that does not help in case the gradle is hanging up, only killing the process of Android Studio and then restarting it helps
– Alexey Timokhin
Aug 11 '17 at 16:55
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How to set gradle home while importing existing project in Android studio
.../installed/android-studio/plugins/gradle so you shouldn't need to manually download it. Depending on the version of Android Studio, that last directory may be where/you/installed/android-studio/gradle/gradle-x.y.z (x.y.z is the version, so check your filesystem for the exact path).
If you intend o...
When to use reinterpret_cast?
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I like the fact that 'b' is undefined. It stops you doing silly things with it. If you cast something to another pointer type you are asking for problems and the fact that you can not depend on it makes you more careful. If you had used static_cast<> above what use is th...
SQL Server: Query fast, but slow from procedure
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I found another answer here "Parameter Sniffing", Thanks Omnibuzz. Boils down to using "local Variables" in your stored procedure queries, but read the original for more understanding, it's a great write up. e.g.
Slow way:
CREATE PROCEDURE GetOrderForCustomers(@CustID varchar(20))
AS
BEGIN
S...
Sort array of objects by string property value
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Official docs: developer.mozilla.org/en/JavaScript/Reference/Global_Objects/…
– mikemaccana
May 18 '12 at 9:11
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resize ipython notebook output window
By default the ipython notebook ouput is limited to a small sub window at the bottom. This makes us force to use separate scroll bar that comes with the output window, when the output is big.
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Check empty string in Swift?
In Objective C, one could do the following to check for strings:
14 Answers
14
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Ruby: kind_of? vs. instance_of? vs. is_a?
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What is the difference?
From the documentation:
- (Boolean) instance_of?(class)Returns true if obj is an instance of the given class.
and:
- (Boolean) is_a?(class)- (Boolean) kind_of?(class)Returns true if class is the class of obj, or if class is one of ...