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Why can't C++ be parsed with a LR(1) parser?
... ∞ means "arbitrarily many" because the lookahead will always be bounded by the input length.
– MauganRa
May 12 '14 at 22:43
1
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When to use margin vs padding in CSS [closed]
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TL;DR: By default I use margin everywhere, except when I have a border or background and want to increase the space inside that visible box.
To me, the biggest difference between padding and margin is that vertical margins auto-col...
Any implementation of Ordered Set in Java?
...iterator(). A normal HashSet's iterator is quite random, a TreeSet does it by sort order, a LinkedHashSet iterator iterates by insert order.
You can't replace an element in a LinkedHashSet, however. You can remove one and add another, but the new element will not be in the place of the original. In...
What is a 'thunk'?
...g one or more hidden extra arguments to the function that are not provided by the call site.
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Determining complexity for recursive functions (Big O notation)
...siveFun3(n/5);
}
This function is log(n) base 5, for every time we divide by 5
before calling the function so its O(log(n))(base 5), often called logarithmic and most often Big O notation and complexity analysis uses base 2.
void recursiveFun4(int n, int m, int o)
{
if (n <= 0)
{
...
How can I read a large text file line by line using Java?
I need to read a large text file of around 5-6 GB line by line using Java.
21 Answers
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Undo a merge by pull request?
... a better answer to this problem, though I could just break this down step-by-step.
You will need to fetch and checkout the latest upstream changes like so, e.g.:
git fetch upstream
git checkout upstream/master -b revert/john/foo_and_bar
Taking a look at the commit log, you should find somethin...
Build an ASCII chart of the most commonly used words in a given text [closed]
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Ruby 1.9, 185 chars
(heavily based on the other Ruby solutions)
w=($<.read.downcase.scan(/[a-z]+/)-%w{the and of to a i it in or is}).group_by{|x|x}.map{|x,y|[-y.size,x]}.sort[0,22]
k,l=w[0]
puts [?\s+?_*m=76-l.size,w.map{...
Received fatal alert: handshake_failure through SSLHandshakeException
... have occurred due to various reasons:
Incompatible cipher suites in use by the client and the server. This would require the client to use (or enable) a cipher suite that is supported by the server.
Incompatible versions of SSL in use (the server might accept only TLS v1, while the client is capa...
How to sort by two fields in Java?
... return x1.compareTo(x2);
}});
}
List<Persons> is now sorted by name, then by age.
String.compareTo "Compares two strings lexicographically" - from the docs.
Collections.sort is a static method in the native Collections library. It does the actual sorting, you just need to provide a ...