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Can multiple different HTML elements have the same ID if they're different elements?
...th these elements from JS, pass them as selectors to libraries/APIs/Flash, etc.
– mrooney
May 13 '13 at 20:55
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Is there an equivalent to CTRL+C in IPython Notebook in Firefox to break cells that are running?
...ple misbehaving kernels it will prompt the user to interrupt each of them (ordered by highest CPU usage to lowest). A big thanks goes to gcbeltramini for writing code to find the name of a jupyter kernel using the jupyter api. This script was tested on MACOS with python3 and requires jupyter noteboo...
“static const” vs “#define” vs “enum”
...n alternative:
#ifdef VAR // Very bad name, not long enough, too general, etc..
static int const var = VAR;
#else
static int const var = 5; // default value
#endif
Whenever possible, instead of macros / ellipsis, use a type-safe alternative.
If you really NEED to go with a macro (for example...
Can a JSON value contain a multiline string
...
@AdamDyga in fact it could be usefull in order to store the json files into a CVS, where the unit of delta is the line.
– yota
Jul 14 '17 at 15:38
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shared_ptr to an array : should it be used?
...new[] you need to call delete[], and not delete, to free the resource.
In order to correctly use shared_ptr with an array, you must supply a custom deleter.
template< typename T >
struct array_deleter
{
void operator ()( T const * p)
{
delete[] p;
}
};
Create the shared_ptr as ...
@Transactional(propagation=Propagation.REQUIRED)
...behaviours adopted for Transaction management, such as REQUIRED, ISOLATION etc. you'll have to understand the basics of transaction management itself.
Read Trasaction management for more on explanation.
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Flask-SQLAlchemy import/context issue
...__)
db.init_app(app)
app.register_blueprint(reporting)
Note: this is a sketch of some of the power this gives you - there is obviously quite a bit more that you can do to make development even easier (using a create_app pattern, auto-registering blueprints in certain folders, etc.)
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How to tell if rails is in production?
...th an inline ENV var. That said, if this was done then a script / alias / etc should live somewhere on-disk, which will include the RAILS_ENV var. One can search the disk for it, such as with ack
– New Alexandria
Jan 9 '13 at 3:29
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static allocation in java - heap, stack and permanent generation
... they are given enough memory space to store the return type of the method,etc.
That is inaccurate (or at least, you are not expressing yourself clearly).
If some method accesses a static member variable, what it gets is either a primitive value or an object reference. This may be assigned to an...
A html space is showing as %2520 instead of %20
...ccidentally encoding twice, and somewhere else you're decoding manually in order to cover it up ). Assuming you want to do things "properly", the best thing would be to debug and find the real culprit.
– Nick Andriopoulos
Jan 26 '16 at 9:05
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