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Changing selection in a select with the Chosen plugin
...alue__209"
var arrayCurrent = jQuery('#searchlocation').val();
var index = arrayCurrent.indexOf(locID);
if (index > -1) {
arrayCurrent.splice(index, 1);
}
jQuery('#searchlocation').val(arrayCurrent).trigger('chosen:updated');
});
...
What is a 'semantic predicate' in ANTLR?
...
ANTLR 4
For predicates in ANTLR 4, checkout these stackoverflow Q&A's:
Syntax of semantic predicates in Antlr4
Semantic predicates in ANTLR4?
ANTLR 3
A semantic predicate is a way to enforce extra (semantic) rules upon grammar
actions using plain code.
There are 3 types of se...
Check if a Postgres JSON array contains a string
...e' from rabbits where (info->'food')::jsonb ? 'carrots';
You can even index the ? query on the "food" key if you switch to the jsonb type instead:
alter table rabbits alter info type jsonb using info::jsonb;
create index on rabbits using gin ((info->'food'));
select info->>'name' from...
Best practices for in-app database migration for Sqlite
...unt INTEGER;", NULL, NULL, NULL);
sqlite3_exec(db, "CREATE INDEX IF NOT EXISTS categories_id_idx ON categories(id);", NULL, NULL, NULL);
sqlite3_exec(db, "CREATE INDEX IF NOT EXISTS categories_name_id ON categories(name);", NULL, NULL, NULL);
sqlite3_e...
Tool to track #include dependencies [closed]
...IncludeManager" from ProFactor.
http://www.profactor.co.uk/includemanager.php
There's a free trial, and it is awesome. It's a plug-in for Visual Studio that's totally integrated so double clicking on something over here takes you to the place where it is included over there.
Tooltip mouseovers g...
Error 1046 No database Selected, how to resolve?
...
If you are doing this through phpMyAdmin:
I'm assuming you already Created a new MySQL Database on Live Site (by live site I mean the company your hosting with (in my case Bluehost)).
Go to phpMyAdmin on live site - log in to the database you just creat...
How can I make a div stick to the top of the screen once it's been scrolled to?
...round-color: #c0c0c0;
position:fixed;
top:0;
width:100%;
z-index:100;
}
Edit: You should have the element with position absolute, once the scroll offset has reached the element, it should be changed to fixed, and the top position should be set to zero.
You can detect the top scrol...
How to create a function in a cshtml template?
...ic string GetSomeString(){
return string.Empty;
}
}
<h2>index</h2>
@GetSomeString()
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How to get the jQuery $.ajax error response text?
...: function(xhr, status, error) {
var acc = []
$.each(xhr, function(index, value) {
acc.push(index + ': ' + value);
});
alert(JSON.stringify(acc));
}
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Why does Java switch on contiguous ints appear to run faster with added cases?
...n which the switch is being performed is manipulated to convert it into an index in to the jump table. In this implementation , the time taken in the switch statement is much less than the time taken in an equivalent if-else-if statement cascade. Also the time taken in the switch statement is indep...