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Email Address Validation in Android on EditText [duplicate]
... target) {
return (!TextUtils.isEmpty(target) && Patterns.EMAIL_ADDRESS.matcher(target).matches());
}
Kotlin:
fun CharSequence?.isValidEmail() = !isNullOrEmpty() && Patterns.EMAIL_ADDRESS.matcher(this).matches()
Edit: It will work On Android 2.2+ onwards !!
Edit: Added miss...
Save ArrayList to SharedPreferences
...Set the values
Set<String> set = new HashSet<String>();
set.addAll(listOfExistingScores);
scoreEditor.putStringSet("key", set);
scoreEditor.commit();
You can also serialize your ArrayList and then save/read it to/from SharedPreferences. Below is the solution:
EDIT:
Ok, below is the sol...
ViewBag, ViewData and TempData
...
1)TempData
Allows you to store data that will survive for a redirect. Internally it uses the Session as backing store, after the redirect is made the data is automatically evicted. The pattern is the following:
public ActionResult Foo(...
Can mustache iterate a top-level array?
...he');
var view = {test: 'div content', multiple : ['foo', 'bar'], multiple_2 : ['hello', 'world']};
var template = '<div>{{test}}</div><ul>{{#multiple}}<li>{{.}}</li>{{/multiple}}</ul><ul>{{#multiple_2}}<li>{{.}}</li>{{/multiple_2}}</ul>';...
How do I format a date in Jinja2?
...and print) the strftime() method in your template, for example
{{ car.date_of_manufacture.strftime('%Y-%m-%d') }}
Another, sightly better approach would be to define your own filter, e.g.:
from flask import Flask
import babel
app = Flask(__name__)
@app.template_filter()
def format_datetime(val...
What is the difference between Normalize.css and Reset CSS?
I know what CSS Reset is, but recently I heard about this new thing called Normalize.css
9 Answers
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Is it possible to write to the console in colour in .NET?
Writing a small command line tool, it would be nice to output in different colours. Is this possible?
8 Answers
...
Why is reading lines from stdin much slower in C++ than Python?
...tl;dr: Because of different default settings in C++ requiring more system calls.
By default, cin is synchronized with stdio, which causes it to avoid any input buffering. If you add this to the top of your main, you should see much better performance:
std::ios_base::sync_with_stdio(false);
Normall...
How do I execute any command editing its file (argument) “in place” using bash?
...
This is an answer. I was actually wondering if there is a generic solution to this problem. For example if I want to find all UNIQ lines in a file "in place", I can't do -o
– jm.
Sep 28 '08 at 21:45
...
Eclipse Workspaces: What for and why?
...her:
a set of (somehow) related projects
some configuration pertaining to all these projects
some settings for Eclipse itself
This happens by creating a directory and putting inside it (you don't have to do it, it's done for you) files that manage to tell Eclipse these information. All you have to...