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Replace multiple whitespaces with single whitespace in JavaScript string
...ment these behaviors as methods, as in:
String.prototype.killWhiteSpace = function() {
return this.replace(/\s/g, '');
};
String.prototype.reduceWhiteSpace = function() {
return this.replace(/\s+/g, ' ');
};
This now enables you to use the following elegant forms to produce the strings y...
How to use background thread in swift?
...ute: {
//Update UI
self.tableView.reloadData()
})
From AppCoda : https://www.appcoda.com/grand-central-dispatch/
//This will print synchronously means, it will print 1-9 & 100-109
func simpleQueues() {
let queue = DispatchQueue(label: "com.appcoda.myqueue")
queue.sync {
...
Encoding as Base64 in Java
...
Use Java 8's never-too-late-to-join-in-the-fun class: java.util.Base64
new String(Base64.getEncoder().encode(bytes));
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What are the differences between “=” and “
...lifies the issue by prohibiting the "=" for assignment. Not a bad choice.
https://google.github.io/styleguide/Rguide.xml
The R manual goes into nice detail on all 5 assignment operators.
http://stat.ethz.ch/R-manual/R-patched/library/base/html/assignOps.html
...
How to clear the cache in NetBeans
...
and the fun starts once netbeans doesn't want to open. how then to find out user directory?
– chao
Jun 26 '18 at 11:35
...
Ruby off the rails
...g. I was using Python+numpy but when doing artsy stuff, Ruby is just more fun. Also the relative lack of, or lesser maturity of, good image processing libraries makes me feel less like i'm reinventing wheels. I am clueless about Rails, other than i've heard of it, have a fuzzy idea what it is, an...
Read values into a shell variable from a pipe
...s:
echo "hello world" | { read test; echo test=$test; }
or even write a function like this:
read_from_pipe() { read "$@" <&0; }
But there's no point - your variable assignments may not last! A pipeline may spawn a subshell, where the environment is inherited by value, not by reference. ...
What are good examples of genetic algorithms/genetic programming solutions? [closed]
...
Chomosome has indexes c1, c2, c3, ..., cn. "Solution" is array a. Initialize a with your reference list. Then, for each pair of indexes in the chromosome, swap two elements in the solution (temp = a[c1]; a[c1] = a[c2]; a[c2] = temp). It doesn't matter if two i...
Graphviz: How to go from .dot to a graph?
...standard) ...
Pick your .dot file.
You can zoom in, export, all kinds of fun stuff.
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How set maximum date in datepicker dialog in android?
...
Here's a Kotlin extension function:
fun EditText.transformIntoDatePicker(context: Context, format: String, maxDate: Date? = null) {
isFocusableInTouchMode = false
isClickable = true
isFocusable = false
val myCalendar = Calendar.getIn...
