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Correct way to pause Python program
...
221
Seems fine to me (or raw_input() in Python 2.X). Alternatively you could use time.sleep() if y...
java.lang.OutOfMemoryError: Java heap space in Maven
...ens. I googled it for solutions and have tried to export MAVEN_OPTS=-Xmx1024m , but it did not work.
Anyone know other solutions for this problem? I am using maven 3.0
...
How do you use NSAttributedString?
...e about the NSAttributedString which was introduced with the iPad SDK 3.2 (or around 3.2) and is available on the iPhone as of iPhone SDK 4.0 beta .
...
What is the >>>= operator in C?
...ply 0.
Meanwhile, 0X.1P1 is a hexadecimal floating point literal equal to 2/16 = 0.125. In any case, being non-zero, it's also true as a boolean, so negating it twice with !! again produces 1. Thus, the whole thing simplifies down to:
while( a[0] >>= a[1] )
The operator >>= is a co...
range over interface{} which stores a slice
...ta := []string{"one","two","three"}
test(data)
moredata := []int{1,2,3}
test(moredata)
}
func test(t interface{}) {
switch reflect.TypeOf(t).Kind() {
case reflect.Slice:
s := reflect.ValueOf(t)
for i := 0; i < s.Len(); i++ {
fmt.Println(s.Index(i...
How can I create a self-signed cert for localhost?
...st on OS X:
# Use 'localhost' for the 'Common name'
openssl req -x509 -sha256 -nodes -newkey rsa:2048 -days 365 -keyout localhost.key -out localhost.crt
# Add the cert to your keychain
open localhost.crt
In Keychain Access, double-click on this new localhost cert. Expand the arrow next to "Trust...
How to take column-slices of dataframe in pandas
I load some machine learning data from a CSV file. The first 2 columns are observations and the remaining columns are features.
...
Best way to serialize an NSData into a hexadeximal string
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206
This is a category applied to NSData that I wrote. It returns a hexadecimal NSString represent...
Scala: What is a TypeTag and how do I use it?
... List[Foo] => "list of foos"
}
we will get warnings:
<console>:23: warning: non-variable type argument String in type pattern List[String]↩
is unchecked since it is eliminated by erasure
case _: List[String] => "list of strings"
^
<console>:24: warnin...
Apple Mach-O Linker Error when compiling for device
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