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Looking for a clear definition of what a “tokenizer”, “parser” and...
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A tokenizer breaks a stream of text into tokens, usually by looking for whitespace (tabs, spaces, new lines).
A lexer is basically a tokenizer, but it usually attaches extra context to the tokens -- this token is a number, that token is a string literal, this other token is a...
How does Activity.finish() work in Android?
Could someone provide a description of what happens when an Activity calls its finish() method?
4 Answers
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How to pass html string to webview on android
... web view, after parsing I am creating four strings so that I could append all string to one view. I am able to get two views on the web view but not the first two strings.
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How to integrate nodeJS + Socket.IO and PHP?
...our project, like realtime notifications, chat, ... And you want to manage all the other stuff with PHP, because it is probably more easy for you (and you can take advantage of the existing frameworks, like CodeIgniter or Symfony).
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javascript remove “disabled” attribute from html input
... inside that form. You could also use getElementsByTagName('input') to get all input elements. In your for iteration, you'd then have to check that inputs[i].type == 'text'.
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Truncating all tables in a Postgres database
I regularly need to delete all the data from my PostgreSQL database before a rebuild. How would I do this directly in SQL?
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Non-static method requires a target
I have a controller action that works fine on Firefox both locally and in production, and IE locally, but not IE in production. Here is my controller action:
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Removing multiple classes (jQuery)
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There are many ways can do that!
jQuery
remove all class
$("element").removeClass();
OR
$("#item").removeAttr('class');
OR
$("#item").attr('class', '');
OR
$('#item')[0].className = '';
remove multi class
$("element").removeClass("class1 ... classn");
OR
$("element").re...
jQuery lose focus event
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Use blur event to call your function when element loses focus :
$('#filter').blur(function() {
$('#options').hide();
});
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How to find a min/max with Ruby
...ray#max, which are way faster than Enumerable's methods because they skip calling #each.
@nicholasklick mentions another option, Enumerable#minmax, but this time returning an array of [min, max].
[4, 5, 7, 10].minmax
=> [4, 10]
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