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How to print out more than 20 items (documents) in MongoDB's shell?
won't do it. It still prints out only 20 documents.
6 Answers
6
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Visual Studio immediate window command for Clear All
... window, you can use >cls, which is a predefined command alias to >Edit.ClearAll.
The MSDN article lists all predefined aliases and you can define your own, too. (For VS 2010 and earlier, custom aliases are described in a separate article, though.) Scanning through, there's a whole slew of th...
Convert to binary and keep leading zeros in Python
... convert an integer to binary using the bin() function in Python. However, it always removes the leading zeros, which I actually need, such that the result is always 8-bit:
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How do I create directory if none exists using File class in Ruby?
...path)
unless File.directory?(dirname)
FileUtils.mkdir_p(dirname)
end
Edit: Here is a solution using the core libraries only (reimplementing the wheel, not recommended)
dirname = File.dirname(some_path)
tokens = dirname.split(/[\/\\]/) # don't forget the backslash for Windows! And to escape both...
Numpy: Get random set of rows from 2D array
..., 6])
>>> A[idx,:]
array([[0, 4, 1],
[1, 3, 1]])
Putting it together for a general case:
A[np.random.randint(A.shape[0], size=2), :]
For non replacement (numpy 1.7.0+):
A[np.random.choice(A.shape[0], 2, replace=False), :]
I do not believe there is a good way to generate rando...
Fragment over another fragment issue
When I'm showing one fragment (which is full screen with #77000000 background) over another fragment (let's call it main), my main fragment still reacts to clicks (we can click a button even if we don't see it).
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Is there a “do … until” in Python? [duplicate]
..., taken from the link above.
while True:
do_something()
if condition():
break
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How to check if a table exists in a given schema
...pecific tables in company schema.
company schema names always start with 'company' and end with the company number.
So there may be schemas like:
...
Running JAR file on Windows
I have a JAR file named helloworld.jar .
In order to run it, I'm executing the following command in a command-line window:
...
Cookie overflow in rails application?
...
You've got a 4kb limit on what you can store in a cookie, and when Rails converts your object into text for writing to the cookie its probably bigger than that limit.
Ruby on Rails ActionDispatch::Cookies::CookieOverflow error
That way this Co...