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Real mouse position in canvas [duplicate]
I'm trying to draw with the mouse over a HTML5 canvas, but the only way that it seems to work well is if the canvas is in the position 0,0 (upper left corner) if I change the canvas position, for some reason it doesn't draw like it should. Here is my code.
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Numpy argsort - what is it doing?
Why is numpy giving this result:
9 Answers
9
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How do Python's any and all functions work?
I'm trying to understand how the any() and all() Python built-in functions work.
8 Answers
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What is a faster alternative to Python's http.server (or SimpleHTTPServer)?
... I just want to confirm that using this solution improved my page load time from 20s to 2s!
– 0leg
Dec 10 '15 at 10:57
1
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Update Eclipse with Android development tools v. 23
...most things seemed to be restored.
On a side note: This seems like a good time to migrate to Android Studio...
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What is The Rule of Three?
...ed into the constructor) and released in the destructor.
Let us go back in time to pre-standard C++.
There was no such thing as std::string, and programmers were in love with pointers.
The person class might have looked like this:
class person
{
char* name;
int age;
public:
// the cons...
Extract subset of key-value pairs from Python dictionary object?
I have a big dictionary object that has several key value pairs (about 16), but I am only interested in 3 of them. What is the best way (shortest/efficient/most elegant) to achieve that?
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Can we pass parameters to a view in SQL?
Can we pass a parameter to a view in Microsoft SQL Server?
19 Answers
19
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How to loop through a directory recursively to delete files with certain extensions
I need to loop through a directory recursively and remove all files with extension .pdf and .doc . I'm managing to loop through a directory recursively but not managing to filter the files with the above mentioned file extensions.
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Select last N rows from MySQL
...chat desc LIMIT 50
If you have a date field that is storing the date(and time) on which the chat was sent or any field that is filled with incrementally(order by DESC) or desinscrementally( order by ASC) data per row put it as second column on which the data should be order.
That's what worked fo...