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JsonMappingException: out of START_ARRAY token
...is malformed: the type of center is an array of invalid objects. Replace [ and ] with { and } in the JSON string around longitude and latitude so they will be objects:
[
{
"name" : "New York",
"number" : "732921",
"center" : {
"latitude" : 38.895111,
...
How to break out or exit a method in Java?
...case, a return statement can be used to branch out of a control flow block and exit the method and is simply used like this:
return;
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PostgreSQL query to return results as a comma separated list
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You can use the array() and array_to_string() functions togetter with your query.
With SELECT array( SELECT id FROM table ); you will get a result like: {1,2,3,4,5,6}
Then, if you wish to remove the {} signs, you can just use the array_to_string() ...
Passing a Bundle on startActivity()?
... value = getIntent().getExtras().getString(key)
NOTE: Bundles have "get" and "put" methods for all the primitive types, Parcelables, and Serializables. I just used Strings for demonstrational purposes.
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How can I convert a file pointer ( FILE* fp ) to a file descriptor (int fd)?
... function is int fileno(FILE *stream). It can be found in <stdio.h>, and is a POSIX standard but not standard C.
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How to make Sequelize use singular table names
...de to freezeTableName is that it also prevents sqlz from lowercasing table and column names. Which means that later, when you're hand-writing SQL to dig through data, you have to cope with mixed-case names (whatever that means for your dialect). On pg, it means having to use double-quotes around eve...
How do I Convert DateTime.now to UTC in Ruby?
...ateTime.now.utc
Oops!
That seems to work in Rails, but not vanilla Ruby (and of course that is what the question is asking)
d = Time.now.utc
Does work however.
Is there any reason you need to use DateTime and not Time? Time should include everything you need:
irb(main):016:0> Time.now
=>...
Adding onClick event dynamically using jQuery
...d the "onClick" attribute to the HTML form inputs like usual.
A plugin is handling the forms part in my site and it doesn't give an option to do this automatically.
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How to use setArguments() and getArguments() methods in Fragments?
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android.os.Bundle doesn't have setString. Do you mean putString() ?
– Stealth Rabbi
Nov 11 '19 at 15:37
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“Insert if not exists” statement in SQLite
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If you have a table called memos that has two columns id and text you should be able to do like this:
INSERT INTO memos(id,text)
SELECT 5, 'text to insert'
WHERE NOT EXISTS(SELECT 1 FROM memos WHERE id = 5 AND text = 'text to insert');
If a record already contains a row where ...