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How do I do a multi-line string in node.js?
With the rise of node.js, multi-line strings are becoming more necessary in JavaScript.
9 Answers
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Converting a list to a set changes element order
Recently I noticed that when I am converting a list to set the order of elements is changed and is sorted by character.
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Finding Variable Type in JavaScript
In Java, you can use instanceOf or getClass() on a variable to find out its type.
9 Answers
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java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare();
...ctivity to push to the user interface and threads don't have that.
So one workaround is to give the thread a link to the parent Activity and Toast to that.
Put this code in the thread where you want to send a Toast message:
parent.runOnUiThread(new Runnable() {
public void run() {
Toas...
How to install a node.js module without using npm?
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Is it possible to import a script from an external URL (like var myscript = require("http://www.mywebsite.com/myscript.js"))? It looks like the require function doesn't work for external URLs.
– Anderson Green
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How can I save an image with PIL?
...g using the Python image library (PIL) using a post I found earlier to perform fourier transforms of images and I can't get the save function to work. The whole code works fine but it just wont save the resulting image:
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Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
... json.dump("ברי צקלה", json_file, ensure_ascii=False)
Caveats for Python 2
For Python 2, there are some more caveats to take into account. If you are writing this to a file, you can use io.open() instead of open() to produce a file object that encodes Unicode values for you as you write...
Multi-line regex support in Vim
I notice the standard regex syntax for matching across multiple lines is to use /s, like so:
1 Answer
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list.clear() vs list = new ArrayList(); [duplicate]
...st.java.html
public void clear() {
modCount++;
// Let gc do its work
for (int i = 0; i < size; i++)
elementData[i] = null;
size = 0;
}
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In Python, how do I iterate over a dictionary in sorted key order?
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Haven't tested this very extensively, but works in Python 2.5.2.
>>> d = {"x":2, "h":15, "a":2222}
>>> it = iter(sorted(d.iteritems()))
>>> it.next()
('a', 2222)
>>> it.next()
('h', 15)
>>> it.next()
('x', 2)
>>>
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