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Formula px to dp, dp to px android
...red in dip/dp) returns the offset in pixels just like the handmade code. I tested and worked flawlessly. Hope it helps!
– william gouvea
Jul 9 '14 at 18:52
1
...
SQL - using alias in Group By
... @MichaelBuen Seems potentially problematic to me. From a quick test it looks as though if there is an alias and a base table column with the same name the latter gets priority? SQL Fiddle. So if relying on this group by alias a later schema change could silently break your query and chan...
Equivalent of .try() for a hash to avoid “undefined method” errors on nil? [duplicate]
...reason why in the suggested form of this method (below) the (usually ugly) test for .is_a?(Hash) is used instead of (usually better) .respond_to?(:[]):
class Hash
def get_deep(*fields)
fields.inject(self) {|acc,e| acc[e] if acc.is_a?(Hash)}
end
end
a_hash = {:one => {:two => {:three ...
What is a method that can be used to increment letters?
...ell, == works, and if I wanted to be super sure, I could use ===, but I've tested it, and it's fine. Thanks again!
– Sean Kendle
Aug 19 '16 at 13:25
...
How can I create an object based on an interface file definition in TypeScript?
...the class, it will show in compiled JS as an empty method. Example:
class TestClass {
a: number;
b: string;
c: boolean;
}
compiles into
var TestClass = (function () {
function TestClass() {
}
return TestClass;
})();
which carries no value. Interfaces, on the other hand,...
How to change language settings in R
...
For me worked:
Sys.setlocale("LC_MESSAGES", "en_US.utf8")
Testing:
> Sys.setlocale("LC_MESSAGES", "en_US.utf8")
[1] "en_US.utf8"
> x[3]
Error: object 'x' not found
Also working to get english messages:
Sys.setlocale("LC_MESSAGES", "C")
To reset to german messages I used
...
Mercurial error: abort no username supplied
... YOUR NAME <EMAIL@HOST.COM>
verbose = true
save and "hg commit -m 'test'"
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Center a popup window on screen?
...${h}, top=${y}, left=${x}`);
}
Implementation:
popupWindow('google.com', 'test', window, 200, 100);
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数据挖掘——分词入门 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...，我们来实战一下如何基于词典的分词：
public class TestPositiveMatch {
public static void main(String[] args) {
String str = "我爱这个中华人民共和国大家庭";
List normalDict = new ArrayList();
normalDict.add("");
normalDic...
Convert all first letter to upper case, rest lower for each word
...
Untested but something like this should work:
var phrase = "THIS IS MY TEXT RIGHT NOW";
var rx = new System.Text.RegularExpressions.Regex(@"(?<=\w)\w");
var newString = rx.Replace(phrase,new MatchEvaluator(m=>m.Value.ToL...