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What is the function of the push / pop instructions used on registers in x86 assembly?
...
Also, local variables spilled from regs will typically still be hot in L1 cache if any of them are actually being used. But reading from a register is effectively free, zero latency. So it's infinitely faster than L1 cache, depending on how you want to ...
Check if at least two out of three booleans are true
...e a&&b || b&&c || a&&c version wins then.
Results from Tofubeer with the latest code running OS X:
a&&b || b&&c || a&&c : 1358 ms
a ? b||c : b&&c : 1187 ms
a&b | b&c | c&a : 410 ms
a + b + c >= 2 : 602 ms
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A beginner's guide to SQL database design [closed]
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Beginning Database Design: From Novice to Professional - Clare Churcher?
– enthusiasticgeek
Dec 6 '13 at 13:43
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Single Sign On across multiple domains [closed]
...p). If the user has not signed in to the master it requests authentication from the user (ie. display login page). After the user is authenticated it creates a session in a database. If the user is already authenticated it looks up their session id in the database.
The master domain returns to the c...
How to remove trailing whitespace of all files recursively?
...roject? Starting at a root directory, and removing the trailing whitespace from all files in all folders.
15 Answers
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Explain Python entry points?
...d I wanted it to make available a "cursive" command that someone could run from the command line, like:
$ cursive --help
usage: cursive ...
The way to do this is define a function, like maybe a "cursive_command" function in cursive/tools/cmd.py that looks like:
def cursive_command():
args = ...
How to format a number as percentage in R?
..., 0, 0.1, 0.555555, 1, 100)
percent(x)
(If you prefer, change the format from "f" to "g".)
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Add Variables to Tuple
..., 2, 3, 4, 5, 6)
c = b[1:] # (2, 3, 4, 5, 6)
And, of course, build them from existing values:
name = "Joe"
age = 40
location = "New York"
joe = (name, age, location)
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What are all the uses of an underscore in Scala?
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Example showing why foo(_) and foo _ are different:
This example comes from 0__:
trait PlaceholderExample {
def process[A](f: A => Unit)
val set: Set[_ => Unit]
set.foreach(process _) // Error
set.foreach(process(_)) // No Error
}
In the first case, process _ represents a met...
Android Gradle plugin 0.7.0: “duplicate files during packaging of APK”
...d Gradle plugin, and is due to be fixed soon in 0.7.1.
Here are the notes from that bug about the addition for 0.7.1:
0.7.1 is out with the fix for this.
The DSL to exclude files is:
android {
packagingOptions {
exclude 'META-INF/LICENSE.txt'
}
}
You can add as many exclude sta...