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Can Flask have optional URL parameters?
...uess that you want to write a single route and mark username as optional? If that's the case, I don't think it's possible.
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UIViewContentModeScaleAspectFill not clipping
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[_photoview setClipsToBounds:YES];
Or directly in your Storyboard / Xib if you can :
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Javascript/DOM: How to remove all events of a DOM object?
...t sure what you mean with remove all events. Remove all handlers for a specific type of event or all event handlers for one type?
Remove all event handlers
If you want to remove all event handlers (of any type), you could clone the element and replace it with its clone:
var clone = element.cloneN...
leading zeros in rails
...ve fields hr and min , both integers in my application. For hr field, if the user enters "1" I would like Rails to automatically pad it to "01" before saving it to the database. Also for the min field if the user enter "0" it should put in as "00".
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Optional Parameters in Go?
...l parameters? Or can I just define two functions with the same name and a different number of arguments?
12 Answers
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Stop pip from failing on single package when installing with requirements.txt
...out the -a flag, consider < requirements.txt xargs -n 1 pip install, or if you don't like the redirect at the front, xargs -n 1 pip install < requirements.txt. :-)
– torek
Jul 6 at 17:21
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Convert Json Array to normal Java list
...ayList<String>();
JSONArray jsonArray = (JSONArray)jsonObject;
if (jsonArray != null) {
int len = jsonArray.length();
for (int i=0;i<len;i++){
list.add(jsonArray.get(i).toString());
}
}
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Find() vs. Where().FirstOrDefault()
... just use Find() ? Is there an advantage to the other? I couldn't tell a difference.
7 Answers
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static constructors in C++? I need to initialize private static objects
...ts private members. I could add code in the constructor that checks to see if the vector is initialized, and initialize it if it's not, but that introduces many necessary checks and doesn't seem like the optimal solution to the problem.
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Is JavaScript an untyped language?
...typed" to mean "no static types"...
So the problem is that there's a few different definitions of untyped.
One definition has been talked about in one of the above answers - the runtime doesn't tag values and just treats each value as bits. JavaScript does tag values and has different behaviour bas...