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Secret copy to clipboard JavaScript function in Chrome and Firefox?
...irebug console functions - at least that seems to be the case for Firebug. If you try calling window.copy for instance, you'll get a warning about function not defined, so it's definitely not a browser function, and cannot be used in normal JavaScript files. The following functions also seems to wor...
Access props inside quotes in React JSX
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If you want to use the es6 template literals, you need braces around the tick marks as well:
<img className="image" src={`images/${this.props.image}`} />
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How to move child element from one parent to another using jQuery [duplicate]
...age and insert it into another:
$('.container').append($('h2'));
If an element selected this way is inserted into a single location
elsewhere in the DOM, it will be moved into the target (not cloned).
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SQL Server: Database stuck in “Restoring” state
...ur database online as part of the restore process.
This is of course only if you do not intend to restore any transaction log backups, i.e. you only wish to restore a database backup and then be able to access the database.
Your command should look like this,
RESTORE DATABASE MyDatabase
FROM D...
validation custom message for rails 3
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Actually, I did this in a better way. If you want to remove the field title from the message you should use this on your _form.htmk.erb view:
As you can see inside this view:
<ul>
<% @article.errors.full_messages.each do |msg| %>
<li><%...
Refactoring in Vim
... the refactor - :g and :s are no brainers. Usually it'll let me quickly modify a large number of files with very little effort. Honestly, I use this method more than any other.
Depending on your workflow the built-in commands might be slow/inconvenient. If you use git, then you'll wanna use the exc...
Python mock multiple return values
...;> m()
'bar'
>>> m()
'baz'
Quoting the Mock() documentation:
If side_effect is an iterable then each call to the mock will return the next value from the iterable.
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What is the purpose and uniqueness SHTML?
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@Webwoman a long time before that, even. It's a very specific case these days, but say if you serve static files but want a tiny bit of dynamism (e.g. config injection), this will still be a super quick, if old school, solution for that.
– Rob Grant
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Will GetType() return the most derived type when called from the base class?
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GetType() will return the actual, instantiated type. In your case, if you call GetType() on an instance of B, it will return typeof(B), even if the variable in question is declared as a reference to an A.
There is no reason for your GetSubType() method.
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Get the first N elements of an array?
...nput, 0, 3); // returns "a", "b", and "c"
There is only a small issue
If the array indices are meaningful to you, remember that array_slice will reset and reorder the numeric array indices. You need the preserve_keys flag set to trueto avoid this. (4th parameter, available since 5.0.2).
Exampl...