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How to succinctly write a formula with many variables from a data frame?
... <- lm(y ~ . - x3, data = d)
Technically, . means all variables not already mentioned in the formula. For example
lm(y ~ x1 * x2 + ., data = d)
where . would only reference x3 as x1 and x2 are already in the formula.
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How to check if an activity is the last one in the activity stack for an application?
...exist for Your application - You'll need to check other taskList elements. Read more about tasks Tasks and Back Stack
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AngularJS - Any way for $http.post to send request parameters instead of JSON?
...s. When I try to do it using the snippet given here, I get an error Cannot read property "jquery" of undefined. How do I fix this? PS. Per-call transformations work.
– kshep92
Jan 21 '13 at 0:27
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Singular or plural controller and helper names in Rails
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actually this is the right answer b/c if you read it, it explains that plural is the right answer for a collection of resources. For a singleton resource, singular is the right answer. Examples in the documentation. And actually, this is well answered in this other post...
Is #pragma once a safe include guard?
I've read that there is some compiler optimization when using #pragma once which can result in faster compilation. I recognize that is non-standard, and thus could pose a cross-platform compatibility issue.
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In PHP with PDO, how to check the final SQL parametrized query? [duplicate]
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The easiest way it can be done is by reading mysql execution log file and you can do that in runtime.
There is a nice explanation here:
How to show the last queries executed on MySQL?
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SFTP Libraries for .NET [closed]
...nc. and is
released under BSD style license.
SharpSSH allows you to read/write data
and transfer files over SSH channels
using an API similar to JSch's API. In
addition, it provides some additional
wrapper classes which offer even
simpler abstraction for SSH
communication.
Sh...
How do I use Assert.Throws to assert the type of the exception?
...eally helpful for me - I wanted a way to display the error, I did not even read if a value was returned by the Assert.Throws method. Thanks
– Haroon
Jun 1 '12 at 13:42
6
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Get the client IP address using PHP [duplicate]
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You need to read this before you get hacked:stackoverflow.com/questions/3003145/…
– Pacerier
Jun 29 '15 at 4:31
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How to increase the Java stack size?
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If you want to play with the thread stack size, you'll want to look at the -Xss option on the Hotspot JVM. It may be something different on non Hotspot VM's since the -X parameters to the JVM are distribution specific, IIRC.
On Hotspot, this looks like j...