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How can you hide database output in Rails console?
...logging in console)
To turn it back on
ActiveRecord::Base.logger.level = 0
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How to trace the path in a Breadth-First Search?
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+50
You should have look at http://en.wikipedia.org/wiki/Breadth-first_search first.
Below is a quick implementation, in which I used ...
Can a pointer to base point to an array of derived objects?
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150
You cannot index like that. You have allocated an array of Rectangles and stored a pointer to th...
Using member variable in lambda capture list inside a member function
The following code compiles with gcc 4.5.1 but not with VS2010 SP1:
4 Answers
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Rounding a double to turn it into an int (java)
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Drupad Panchal
38333 silver badges1010 bronze badges
answered Apr 16 '10 at 17:13
Mihir MathuriaMihir Mathuria
6,...
Get Image size WITHOUT loading image into memory
...e operations in the source like:
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prefix = fp.read(16)
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fp.seek(0)
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but these hardly constitute reading the whole file. In fact .open simply returns a file object and the filename on success. In addition the docs say:
open(file, mode=”r”)
Opens and identifies the given ...
Use JAXB to create Object from XML String
...form.Source ?
– bvdb
Jul 13 '16 at 10:29
2
In my case work as: JAXBElement<MyObject> elemen...
How to select a single field for all documents in a MongoDB collection?
In my MongoDB, I have a student collection with 10 records having fields name and roll . One record of this collection is:
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What does .SD stand for in data.table in R
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.SD stands for something like "Subset of Data.table". There's no significance to the initial "....
Remove or adapt border of frame of legend using matplotlib
...f the box of the legend?
leg = plt.legend()
leg.get_frame().set_linewidth(0.0)
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