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A simple example for someone who wants to understand Dynamic Programming [closed]
I am looking for a manageably understandable example for someone who wants to learn Dynamic Programming. There are nice answers here about what is dynamic programming . The fibonacci sequence is a great example, but it is too small to scratch the surface. It looks a great subject to learn about alt...
std::vector versus std::array in C++
...difference between a std::vector and an std::array in C++? When should one be preferred over another? What are the pros and cons of each? All my textbook does is list how they are the same.
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How to export iTerm2 Profiles
...save to a folder" option. I just copied the two files/directories you mentioned in your question to the new machine, then ran defaults read com.googlecode.iterm2.
See https://apple.stackexchange.com/a/111559
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How to output a multiline string in Bash?
... created a mixed approach, which I consider the simplest and more flexible one. What do you think?
First, I define the usage in a variable, which allows me to reuse it in different contexts. The format is very simple, almost WYSIWYG, without the need to add any control characters. This seems reason...
Large, persistent DataFrame in pandas
...ues/407).
At the moment there isn't a perfect solution (here's a tedious one: you could transcribe the file row-by-row into a pre-allocated NumPy array or memory-mapped file--np.mmap), but it's one I'll be working on in the near future. Another solution is to read the file in smaller pieces (use i...
Bash script error [: !=: unary operator expected
...]
instead of
[ "" != -v ]
...and != is not a unary operator (that is, one capable of taking only a single argument).
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Targeting only Firefox with CSS
... @Antoine comment)
You can use @supports
@supports (-moz-appearance:none) {
h1 { color:red; }
}
<h1>This should be red in FF</h1>
More on @supports here
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JPA or JDBC, how are they different?
...l the usual things like INSERT, DELETE, run stored procedures, etc. It is one of the underlying technologies behind most Java database access (including JPA providers).
One of the issues with traditional JDBC apps is that you can often have some crappy code where lots of mapping between data sets ...
How does delete[] know it's an array?
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One question that the answers given so far don't seem to address: if the runtime libraries (not the OS, really) can keep track of the number of things in the array, then why do we need the delete[] syntax at all? Why can't a ...
Google Docs/Drive - number the headings
...u, and choose 1.2.3
You have to reformat your document if you have an old one in order to 'refresh' the numbers, but actually the addon works very well.
I've seen the answer in this forum.
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