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Test if something is not undefined in JavaScript
...this is not a good way to perform the check because undefined is not a JavaScript keyword (although everyone seems to think it is). If you want to, you could create a variable called undefined and then this check will be incorrect. The only correct way is to check (typeof myVar !== 'undefined').
...
Regular expression matching a multiline block of text
...WWWWWW
... """
>>> for match in rx_sequence.finditer(text):
... title, sequence = match.groups()
... title = title.strip()
... sequence = rx_blanks.sub("",sequence)
... print "Title:",title
... print "Sequence:",sequence
... print
...
Title: Some varying text1
Sequence: AAABBBBB...
Cross-reference (named anchor) in markdown
...t prefix generated by the renderer, and the rest is the lower-cased header title with dashes replacing spaces.
Example
## My paragraph title
will produce an implicit anchor like this
#markdown-header-my-paragraph-title
The whole URL before each anchor reference is optional, i.e.
[Some text]...
Add hover text without javascript like we hover on a user's reputation
...
Use the title attribute, for example:
<div title="them's hoverin' words">hover me</div>
or:
<span title="them's hoverin' words">hover me</span>
...
Accessing attributes from an AngularJS directive
... replace: true,
transclude: true,
scope: {
title: '=tooltip'
},
template: '<label><a href="#" rel="tooltip" title="{{title}}" data-placement="right" ng-transclude></a></label>',
link: function(scope, element, attrs) {
...
HTML - Display image after selecting filename [duplicate]
...ui/1/themes/base/jquery-ui.css" rel="stylesheet" type="text/css" />
<script class="jsbin" src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<script class="jsbin" src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.0/jquery-ui.min.js"></script>
...
Changing UIButton text
...
When laying out its subviews, a UIButton will set its titleLabel's text value using its own title values, so that you can set up to four different strings for the four states (normal, highlighted, selected, disabled).
Because of this feature, setting the titleLabel's text dir...
Styling Google Maps InfoWindow
...Another option would be to modify the elements of the InfoWindow using javascript (or jQuery), like later ATOzTOA suggested.
Possibly the simplest of these examples is using InfoBubble instead of InfoWindow. InfoBubble is available by importing this file (which you should host yourself): http://go...
How to convert ActiveRecord results into an array of hashes
...g the result (column => value):
result.to_hash
# => [{"id" => 1, "title" => "title_1", "body" => "body_1"},
{"id" => 2, "title" => "title_2", "body" => "body_2"},
...
]
result.to_hash.map(&:symbolize_keys)
# => [{:id => 1, :title => "title_1", :...
Using OR in SQLAlchemy
..._() function we must do something like this:
query = Book.query
if filter.title and filter.author:
query = query.filter((Book.title.ilike(filter.title))|(Book.author.ilike(filter.author)))
else if filter.title:
query = query.filter(Book.title.ilike(filter.title))
else if filter.author:
...