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How to parse JSON in Scala using standard Scala classes?
...ult = JSON.parseFull(jsonStr)
result match {
// Matches if jsonStr is valid JSON and represents a Map of Strings to Any
case Some(map: Map[String, Any]) => println(map)
case None => println("Parsing failed")
case other => println("Unknown data structure: " + other)
}
...
How to generate random SHA1 hash to use as ID in node.js?
I am using this line to generate a sha1 id for node.js:
4 Answers
4
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Swift how to sort array of custom objects by property value
...imageFile] = []
Then you can simply do:
Swift 2
images.sorted({ $0.fileID > $1.fileID })
Swift 3+
images.sorted(by: { $0.fileID > $1.fileID })
The example above gives desc sort order
share
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Is Redis just a cache?
...ect can be modeled as a Map. For example, a Question is a map with fields {id, title, date_asked, votes, asked_by, status}. Similarly, an Answer is a map with fields {id, question_id, answer_text, answered_by, votes, status}. Similarly, we can model a user object.
Each of these objects can be direc...
Nested JSON objects - do I have to use arrays for everything?
...rite JSON like this:
{
"stuff": {
"onetype": [
{"id":1,"name":"John Doe"},
{"id":2,"name":"Don Joeh"}
],
"othertype": {"id":2,"company":"ACME"}
},
"otherstuff": {
"thing": [[1,42],[2,2]]
}
}
You can use it like this:
obj....
“Rate This App”-link in Google Play store app on the phone
I'd like to put a "Rate This App"-link in an Android App to open up the app-listing in the user's Google Play store app on their phone.
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What is the difference between user and kernel modes in operating systems?
...d 2 aren't used?
How is the current ring determined?
The current ring is selected by a combination of:
global descriptor table: a in-memory table of GDT entries, and each entry has a field Privl which encodes the ring.
The LGDT instruction sets the address to the current descriptor table.
See ...
How to change a field name in JSON using Jackson
...
Have you tried using @JsonProperty?
@Entity
public class City {
@id
Long id;
String name;
@JsonProperty("label")
public String getName() { return name; }
public void setName(String name){ this.name = name; }
@JsonProperty("value")
public Long getId() { return id; }
...
offsetting an html anchor to adjust for fixed header [duplicate]
...S without any javascript.
Give your anchor a class:
<a class="anchor" id="top"></a>
You can then position the anchor an offset higher or lower than where it actually appears on the page, by making it a block element and relatively positioning it. -250px will position the anchor up 25...
How to make custom error pages work in ASP.NET MVC 4
...
Did you have to put anything in your Application_Error in your Global.asax for this Pablo ?
– Alicia
Jul 4 '13 at 10:51
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