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Find running median from a stream of integers
... of minHeap)/2
Else
median = root of the heap with more elements
Now I will talk about the problem in general as promised in the beginning of the answer. Finding running median from a stream of data is a tough problem, and finding an exact solution with memory constraints efficiently is pr...
Difference between 'struct' and 'typedef struct' in C++?
..., so you can add a typedef:
struct Foo { ... };
typedef struct Foo Foo;
Now struct Foo (in the tag namespace) and just plain Foo (in the ordinary identifier namespace) both refer to the same thing, and you can freely declare objects of type Foo without the struct keyword.
The construct:
typed...
Waiting until two async blocks are executed before starting another block
...rrently? I mean, assume that block1 and block2 are associated with a group now, will block2 wait until block1 is done before it can start executing?
– tom
Aug 10 '12 at 22:25
9
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How do I add comments to package.json for npm install?
...alidator for validation of API data"
}
}
When sorted the same way, it's now very easy for me to track these pairs of dependencies/comments either in git commit diffs or in editor while working with package.json.
And no extra tools involved, just plain and valid JSON.
...
Django: multiple models in one template using forms [closed]
...u have Forms A, B, and C. You print out each of the forms and the page and now you need to handle the POST.
if request.POST():
a_valid = formA.is_valid()
b_valid = formB.is_valid()
c_valid = formC.is_valid()
# we do this since 'and' short circuits and we want to check to whole page ...
Alternate FizzBuzz Questions [closed]
...ogramming you should be able to do most pretty quickly. Even if you don't know the language well you should at least be able to give the idea behind how to do something.
Using this test one of my previous bosses saw everything from people who aced it all pretty quick, to people who could do most pr...
HTML5 Canvas vs. SVG vs. div
... a color and line thickness), draw that thing, and then the Canvas has no knowledge of that thing: It doesn't know where it is or what it is that you've just drawn, it's just pixels. If you want to draw rectangles and have them move around or be selectable then you have to code all of that from scra...
How to print last two columns using awk
...
Now you're printing "field-OFS-tab-OFS-field". It should be awk '{print $(NF-1) "\t" $NF}' file or awk '{print $(NF-1), $NF}' file or awk 'BEGIN{OFS="\t"} {print $(NF-1), $NF}' file.
– Paused until furth...
What would cause an algorithm to have O(log log n) complexity?
... n) times before you've reduced the number down to some constant (say, 2).
Now, let's do some math to make this rigorous. Le'ts rewrite the above sequence in terms of powers of two:
√65,536 = √216 = (216)1/2 = 28 = 256
√256 = √28 = (28)1/2 = 24 = 16
√16 = √24 = (24)1/2 = 22 = 4
√4 = ...
How to perform a mysqldump without a password prompt?
I would like to know the command to perform a mysqldump of a database without the prompt for the password.
13 Answers
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