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C++ new int[0] — will it allocate memory?
...[] - whatever the size. In particular, when you call new[i] you need a bit more memory than that which you are trying to alloc in order to store the size of the array (which is later used by delete[] when deallocating)
– pqnet
Oct 20 '17 at 15:51
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Capture HTML Canvas as gif/jpg/png/pdf?
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one more question, how can I save the image I got in this tag to server. Any guess??
– Surya
Jun 27 '11 at 8:41
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Numpy first occurrence of value greater than existing value
... faster without (i) knowing why it is (see @DrV's comment) or (ii) testing more cases (e.g., whether aa is sorted, as in @Michael's answer).
– askewchan
Feb 11 '17 at 1:02
3
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Why are there two kinds of functions in Elixir?
...us functions and a distinct syntax for calling each makes everything a bit more explicit (Lispers would be familiar with this due to the Lisp 1 vs. Lisp 2 discussion).
Overall, those are the reasons why we have two functions and why they behave differently.
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Eclipse: All my projects disappeared from Project Explorer
...tonagestam's solution first, as others have suggested it may be faster and more effective.
Edit: Since it's fairly simple, I'd recommend trying antonagestam's solution first. However, this problem recently re-occurred for me, and that solution did not work in my case. But neither did it interfere w...
What are the -Xms and -Xmx parameters when starting JVM?
... that these settings are for the JVM's heap, and that the JVM can/will use more memory than just the size allocated to the heap. From Oracle's documentation:
Note that the JVM uses more memory than just the heap. For example Java methods, thread stacks and native handles are allocated in memory ...
Submitting HTML form using Jquery AJAX
...se we are doing an ASYNC task we will likely be providing our users with a more enjoyable UI experience. In this specific case we are doing a FORM submission using AJAX.
Really quickly there are 4 general web actions GET, POST, PUT, and DELETE; these directly correspond with SELECT/Retreiving DATA,...
How to resize superview to fit all subviews with autolayout?
...ew and grab the height.
Further considerations exist if you have one or more UILabel's in your view that are multiline. For these it is imperitive that the preferredMaxLayoutWidth property be set correctly such that the label provides a correct intrinsicContentSize, which will be used in systemL...
How to check if a table exists in a given schema
...lar question you can also use the system view pg_tables. A bit simpler and more portable across major Postgres versions (which is hardly of concern for this basic query):
SELECT EXISTS (
SELECT FROM pg_tables
WHERE schemaname = 'schema_name'
AND tablename = 'table_name'
);
Identi...
How to test chrome extensions?
...ld test that through embedded IFRAMEs in your test page, however these are more integration level testing, unit tests would require you to abstract that away from real pages so that you don't depend on them, likewise with access to localStorage.
If you want to test pages directly, you can orchestra...