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What is the difference between Scala's case class and class?
... the class, use case class. Otherwise use classes and also mentioning some extra perks like equals and hash code overriding. But are these the only reasons why one should use a case class instead of class?
...
“Rate This App”-link in Google Play store app on the phone
... startActivity(rateIntent);
}
}
private Intent rateIntentForUrl(String url)
{
Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(String.format("%s?id=%s", url, getPackageName())));
int flags = Intent.FLAG_ACTIVITY_NO_HISTORY | Intent.FLAG_ACTIVITY_MULTIPLE_TASK;
if (Buil...
How to use JavaScript variables in jQuery selectors?
... note that the variable used to concatenate must be non-numerical, so do toString() if id is a number.
– isync
Oct 12 '15 at 17:41
...
What characters are allowed in DOM IDs? [duplicate]
... ID" you mean an attribute with the "ID" flag set, then the value is a "DOMString", the characters of which can be any UTF-16 encodable character.
16-bit unit
The base unit of a DOMString. This indicates that indexing on a DOMString
occurs in units of 16 bits. This must
not be misunders...
How do I get formatted JSON in .NET using C#?
...yPrint
{
internal class Program
{
private static void Main(string[] args)
{
Product product = new Product
{
Name = "Apple",
Expiry = new DateTime(2008, 12, 28),
Price = 3.99M,
...
How to pass parameters on onChange of html select
...select id="choose" name="choose">')); should do the trick (you pushed a string instead of a full-blown node before). >6 years passed...
– Johannes
Sep 26 '17 at 13:04
...
Specifying an Index (Non-Unique Key) Using JPA
...lass Region{
@Column(name = "iso_code", nullable = false)
private String isoCode;
@Column(name = "name", nullable = false)
private String name;
}
Update: If you ever need to create and index with two or more columns you may use commas. For example:
@Entity
@Table(name = "co...
Plot two graphs in same plot in R
...es(y=y2), colour="green") # second layer
Here + operator is used to add extra layers to basic object.
With ggplot you have access to graphical object on every stage of plotting. Say, usual step-by-step setup can look like this:
g <- ggplot(df, aes(x))
g <- g + geom_line(aes(y=y1), colour=...
How to use XPath contains() here?
...Model')]
encounters a limitation of the contains() function (or any other string function in XPath, for that matter).
The first argument is supposed to be a string. If you feed it a node list (giving it "li" does that), a conversion to string must take place. But this conversion is done for the f...
In git, is there a simple way of introducing an unrelated branch to a repository?
... Thanks for this, I wouldn't have thought about it on my own. This is extra helpful because it maintains the history (if there is any) for the other repo.
– BM5k
Jul 8 '12 at 18:21
...