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Scala how can I count the number of occurrences in a list
... to elements so it knows how to group them. An alternative to grouping the strings in the answer by their identities could be, say, grouping by their length (groupBy(_.size)) or by their first letter (groupBy(_.head)).
– ohruunuruus
Nov 9 '16 at 15:35
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Extract a substring according to a pattern
Suppose I have a list of string:
8 Answers
8
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How to implement Enums in Ruby?
...e when you want to enhance readability without littering code with literal strings.
postal_code[:minnesota] = "MN"
postal_code[:new_york] = "NY"
Constants are appropriate when you have an underlying value that is important. Just declare a module to hold your constants and then declare the constan...
Absolute positioning ignoring padding of parent
...in that both elements can have their own independent padding) are:
Add an extra relatively positioned div (with no padding) around the absolutely positioned div. That new div will respect the padding of its parent, and the absolutely positioned div will then fill it.
The downside, of course, is tha...
How do I use Java to read from a file that is actively being written to?
...ed in the console.
public class FileReader {
public static void main(String args[]) throws Exception {
if(args.length>0){
File file = new File(args[0]);
System.out.println(file.getAbsolutePath());
if(file.exists() && file.canRead()){
...
Can't use Swift classes inside Objective-C
...import Foundation
@objc
class SwiftClass:NSObject {
private var _stringValue: String
var stringValue: String {
get {
print("SwiftClass get stringValue")
return _stringValue
}
set {
print("SwiftClass set stringValue = \(newValu...
Why does CSS not support negative padding?
... if more content overflows it, which is impossible if the content is in an extra abs-pos sibling. Negative padding would take the padding-collapsed element back to its size.
– sergio
Jul 19 '15 at 19:29
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What is the best practice for dealing with passwords in git repositories?
...ld have.
Often config values can be non obvious, like database connection strings and similar things.
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Is it possible to pass a flag to Gulp to have it run tasks in different ways?
...ulp-uglify');
var minimist = require('minimist');
var knownOptions = {
string: 'env',
default: { env: process.env.NODE_ENV || 'production' }
};
var options = minimist(process.argv.slice(2), knownOptions);
gulp.task('scripts', function() {
return gulp.src('**/*.js')
.pipe(gulpif(options...
What is __stdcall?
...s, but pinvoke.net gives this signature: "static extern int wsprintf([Out] StringBuilder lpOut, string lpFmt, ...);"
– Michael Burr
Nov 21 '08 at 4:54
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