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Remove last item from array
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Doesn't work for one-element arrays: [1].splice(-1, 1) => [1]
– Tvaroh
Nov 1 '14 at 8:38
144
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Android: ListView elements with multiple clickable buttons
...osition of the item of the list which is most recently created but not the one you clicked
– Archie.bpgc
Jul 20 '12 at 9:52
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Android SQLite DB When to Close
...ed. It is safe to leave the database open the entire time so that when someone calls my class to work with the database it is already open? Or should I open and close the database before and after each access is needed. Is there any harm in just leaving it open the whole time?
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Contain form within a bootstrap popover?
... you to create editable elements on your page based on popovers.
Webcomponents
Mike Costello has released Bootstrap Web Components.
This nifty library has a Popovers Component that lets you embed the form as markup:
<button id="popover-target" data-original-title="MyTitle" title="">Popov...
Allow anything through CORS Policy
...our hitting your production back-end from a localhost application, right? None of this will happen when everything is in production?
– Sebastialonso
Dec 8 '14 at 14:39
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Error: The 'brew link' step did not complete successfully
... me when I missed the homebrew package's message about removing the standalone version first.
Assuming, like me, you've already broken node/npm by attempting the upgrade before knowing to npm uninstall npm -g first, you can rm -rf /usr/local/lib/node_modules/npm and then brew link node. This remov...
Optional Parameters with C++ Macros
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Here's one way to do it. It uses the list of arguments twice, first to form the name of the helper macro, and then to pass the arguments to that helper macro. It uses a standard trick to count the number of arguments to a macro.
e...
How can I find the method that called the current method?
... about System.Reflection.MethodBase.GetCurrentMethod() , but I want to go one step beneath this in the stack trace. I've considered parsing the stack trace, but I am hoping to find a cleaner more explicit way, something like Assembly.GetCallingAssembly() but for methods.
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Python JSON serialize a Decimal object
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How about subclassing json.JSONEncoder?
class DecimalEncoder(json.JSONEncoder):
def default(self, o):
if isinstance(o, decimal.Decimal):
# wanted a simple yield str(o) in the next line,
# but that would mean a yield on...
How to pass the value of a variable to the stdin of a command?
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this seems like it would be fragile and error-prone, no?
– ThorSummoner
Nov 14 '17 at 22:02
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