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Problem with converting int to string in Linq to entities
...to do string manipulations is perform the query in linq-to-entities first, then manipulate the stings in linq-to-objects. In this example, I want to obtain a set of data containing a Contact's fullname, and ContactLocationKey, which is the string concatination of two Integer columns (ContactID and L...
How to draw rounded rectangle in Android UI?
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In monodroid, you can do like this for rounded rectangle, and then keeping this as a parent class, editbox and other layout features can be added.
class CustomeView : TextView
{
public CustomeView (Context context, IAttributeSet ) : base (context, attrs)
{
...
Remove .php extension with .htaccess
... by matching the requested document against specified regular expressions, then performs URL rewrites internally (within the apache process) or externally (in the clients browser). These rewrites can be as simple as internally translating example.com/foo into a request for example.com/foo/bar.
The ...
Circle-Rectangle collision detection (intersection)
...oint in the circle (if all the edges are completely "outside" the circle), then the only way the circle can still intersect the polygon is if it lies completely inside the polygon.)
With that insight, something like the following will work, where the circle has centre P and radius R, and the rectan...
How to retrieve the hash for the current commit in Git?
...e if the current commit is 12ab34... and the previous commit was 33aa44... then if i do 'git checkout 33aa44' and then I run your command I will still be getting back 12ab34... despite my head actually pointing to 33aa44...
– theQuestionMan
Jul 17 '17 at 0:03
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Google Maps API v3: Can I setZoom after fitBounds?
...ng them all. The problem was, if I relied solely on the fitBounds method, then the zoom-level would be maxed out when there was a single point - that was no good.
The solution was to use fitBounds when there was many points, and setCenter+setZoom when there was only one point.
if (pointCount >...
How to determine if a record is just created or updated in after_save
...Update: As @mitsy points out, if this check is needed outside of callbacks then use id_previously_changed?. See docs.
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How does a garbage collector avoid an infinite loop here?
... the process - no more Finalize methods are called. Also, if it takes more then 40 seconds to call all objects' Finalize methods, again, the CLR just kills the process.
Also, as Servy mentions, it has its own thread.
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Useful code which uses reduce()? [closed]
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Granted, yes for small lists (size 10) then the reduce method is 1.3 times faster. However, even in this case, avoiding reduce and doing a simple loop is even faster timeit.repeat('convert_digit_list_to_int(digit_list)', setup = 'digit_list = [d%10 for d in xrang...
Regex lookahead, lookbehind and atomic groups
...).
(?>foo|foot)s applied to foots will match its 1st alternative foo, then fail as s does not immediately follow, and stop as backtracking is disabled
A non-atomic group will allow backtracking; if subsequent matching ahead fails, it will backtrack and use alternative patterns until a match f...