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Convert list to array in Java [duplicate]
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1103
Either:
Foo[] array = list.toArray(new Foo[0]);
or:
Foo[] array = new Foo[list.size()];
lis...
In Intellij, how do I toggle between camel case and underscore spaced?
...:19
Meo
10.1k33 gold badges3939 silver badges4949 bronze badges
answered Jun 27 '13 at 18:56
DannyMoDannyMo
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iOS multiline label in Interface builder
...aximum number of lines a label can have. By default, it's 1. Setting it to 0 means the label will have unlimited lines.
You can do it in code:
textLabel.numberOfLines = 5 // for example
Or in Interface Builder:
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A list of indices in MongoDB?
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answered May 7 '10 at 22:52
mdirolfmdirolf
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PostgreSQL Connection URL
...ser:secret@localhost
postgresql://other@localhost/otherdb?connect_timeout=10&application_name=myapp
postgresql://localhost/mydb?user=other&password=secret
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Convert data.frame column format from character to factor
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201
Hi welcome to the world of R.
mtcars #look at this built in data set
str(mtcars) #allows you ...
WPS在线表格使用指导 · App Inventor 2 中文网
...转列字母：1→A，27→AA
function col(n) {
var t = ''
while (n > 0) {
t = String.fromCharCode(65 + (n - 1) % 26) + t
n = Math.floor((n - 1) / 26)
}
return t
}
// 有数据的最后一行、最后一列（空表都是 0）
function used() {
var u = s.UsedRange
var r = u.Row...
What makes Lisp macros so special?
...le syntax for a common case. The line
divisibleByTwo = [x for x in range(10) if x % 2 == 0]
yields a list containing all even numbers between 0 and 9. Back in the Python 1.5 days there was no such syntax; you'd use something more like this:
divisibleByTwo = []
for x in range( 10 ):
if x % 2 ...
Strange \n in base64 encoded string in Ruby
...at confusing, the b64encode method is supposed to add a newline for every 60th character, and the example for the encode64 method is actually using the b64encode method.
It seems the pack("m") method for the Array class used by encode64 also adds the newlines. I would consider it a design bug that ...
Download file from web in Python 3
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+50
If you want to obtain the contents of a web page into a variable, just read the response of urllib.request.urlopen:
import urllib.requ...