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Determining type of an object in ruby
...n as an example of what I'm looking for (you can think of it as pseudocode if you don't know Python):
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Do event handlers stop garbage collection from occurring?
If I have the following code:
4 Answers
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how to get the last character of a string?
... beasts themselves: they are sequences of unsigned 16-bit integer values. If the intent of your string is to store characters, then the code above returns the last 16-bit value, which would not be pretty if it was the second part of a surrogate pair. But again, what exactly do you mean by "UTF-8 s...
What is reflection and why is it useful?
...nown type in Java, and you would like to call a 'doSomething' method on it if one exists. Java's static typing system isn't really designed to support this unless the object conforms to a known interface, but using reflection, your code can look at the object and find out if it has a method called '...
How to use protractor to check if an element is visible?
I'm trying to test if an element is visible using protractor. Here's what the element looks like:
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Git: “Not currently on any branch.” Is there an easy way to get back on a branch, while keeping the
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If you have not committed:
git stash
git checkout some-branch
git stash pop
If you have committed and have not changed anything since:
git log --oneline -n1 # this will give you the SHA
git checkout some-branch
git merge ...
Closing WebSocket correctly (HTML5, Javascript)
...as wondering, how do I close the connection gracefully? Like, what happens if user refreshes the page, or just closes the browser?
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Convert blob URL to normal URL
... does not make sense, in general, to convert a Blob URL to a "normal" URL. If you wanted an ordinary URL, you would have to send the data from the browser to a server and have the server make it available like an ordinary file.
It is possible convert a blob: URL into a data: URL, at least in Chrome...
Constructing pandas DataFrame from values in variables gives “ValueError: If using all scalar values
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The error message says that if you're passing scalar values, you have to pass an index. So you can either not use scalar values for the columns -- e.g. use a list:
>>> df = pd.DataFrame({'A': [a], 'B': [b]})
>>> df
A B
0 2 3
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How can I get the current page name in WordPress?
...should be available for you. I have just tried with the same setup you specified.
$pagename is defined in the file wp-includes/theme.php, inside the function get_page_template(), which is of course is called before your page theme files are parsed, so it is available at any point inside your templat...