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Throwing cats out of windows
...be self-explanatory:
If first cat is thrown from k-th floor and dies, we now have k - 1 floors to check (all below k) and m - 1 cats (a[k - 1][m - 1]).
If cat survives, there're n - k floors left (all floors above k) and still m cats.
The worst case of two should be chosen, hence max.
+ 1 comes...
efficient way to implement paging
...d some indexes should be created as well to keep up the good performance.
Now, whats better?
If you have pretty much solid workflow in your logic, implementing the proper SQL way will be complicated. In that case LINQ will be the solution.
If you can lower that part of the logic directly to SQL (...
Count the items from a IEnumerable without iterating?
...o get the elements you ask for just before you need them.
If you want to know the number of items without iterating over them you can use ICollection<T>, it has a Count property.
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impr...
Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
... = A[i][j];
which is just horrible for a modern CPU. One solution is to know the details about your cache system and tweak the algorithm to avoid those problems. Works great as long as you know those details.. not especially portable.
Can we do better than that? Yes we can: A general approach to ...
How do I simulate a low bandwidth, high latency environment?
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Note: MasterShaper now points to some unrelated landing page
– Jean Spector
Jul 22 at 16:06
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jquery get all form elements: input, textarea & select
...nput-selector performance being an issue I may as well list them. Good to know its possible though
– John Magnolia
Oct 12 '12 at 15:49
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Problems with lib-icu dependency when installing Symfony 2.3.x via Composer
... Mac OSX 10.7.5 — when I run php -m I do NOT see intl. I know it works on the webserver, but it's not recognized on the Command Line. So… I have to add it to the Command Line?
– Mark Fox
May 25 '13 at 22:07
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CSS selector for a checked radio button's label
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I know this is an old question, but if you would like to have the <input> be a child of <label> instead of having them separate, here is a pure CSS way that you could accomplish it:
:checked + span { font-weight: bo...
CSS Progress Circle [closed]
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According to MDN clip is now deprecated.
– jstaab
Jun 19 '18 at 0:11
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pyplot scatter plot marker size
...20*2**n for n in range(len(x))]
plt.scatter(x,y,s=s)
plt.show()
gives
Now the apparent size of the markers increases roughly linearly in an intuitive fashion.
As for the exact meaning of what a 'point' is, it is fairly arbitrary for plotting purposes, you can just scale all of your sizes by a ...