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Add a new item to a dictionary in Python [duplicate]
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default_data['item3'] = 3
Easy as py.
Another possible solution:
default_data.update({'item3': 3})
which is nice if you want to insert multiple items at once.
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Styling Google Maps InfoWindow
...unction InfoBox(opts) {
google.maps.OverlayView.call(this);
this.latlng_ = opts.latlng;
this.map_ = opts.map;
this.offsetVertical_ = -195;
this.offsetHorizontal_ = 0;
this.height_ = 165;
this.width_ = 266;
var me = this;
this.boundsChangedListener_ =
google.maps.event.addListe...
What is an idiomatic way of representing enums in Go?
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great examples (I did not recall the exact iota behaviour - when it is incremented - from the spec). Personally I like to give a type to an enum, so it can be type-checked when used as argument, field, etc.
– mna
Ja...
How to update Python?
I have version 2.7 installed from early 2012. I can't find any consensus on whether I should completely uninstall and wipe this version before putting on the latest version.
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C++ catching all exceptions
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try{
// ...
} catch (...) {
// ...
}
will catch all C++ exceptions, but it should be considered bad design. You can use c++11's new current_exception mechanism, but if you don't have the ability to use c++11 (legacy code systems requiring a rewrite), then you have no name...
Days between two dates? [duplicate]
...est for calendar checks.
from datetime import timedelta, datetime
def cal_days_diff(a,b):
A = a.replace(hour = 0, minute = 0, second = 0, microsecond = 0)
B = b.replace(hour = 0, minute = 0, second = 0, microsecond = 0)
return (A - B).days
if __name__ == '__main__':
x = datetime...
How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops
... I adapted example 4 with SubMatches for treating more complex regex, basically I don't use replace when splitting, if anyone is interested: stackoverflow.com/questions/30218413/…
– Armfoot
May 13 '15 at 14:58
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A Regex that will never be matched by anything
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This is actually quite simple, although it depends on the implementation / flags*:
$a
Will match a character a after the end of the string. Good luck.
WARNING:
This expression is expensive -- it will scan the entire line, find the en...
Auto line-wrapping in SVG text
...h, it needs to use one of the featurestrings defined in the svg spec. The fallback will never be used in your example. See w3.org/TR/SVG11/feature.html and w3.org/TR/SVG11/struct.html#SwitchElement.
– Erik Dahlström
Feb 14 '11 at 13:43
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how to create a file name with the current date & time in python?
... human readable.
from datetime import datetime
datetime.now().strftime("%Y_%m_%d-%I_%M_%S_%p")
'2020_08_12-03_29_22_AM'
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