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Format XML string to print friendly XML string
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Todd, could you clarify what you mean by "doesn't require an XML document header"? I've tried Charles Prakash Dasari's solution and just passed in an XML fragment without an xml declaration (ie without the <?xml version="1.0" encoding="UTF-8" ?&...
Is there a null-coalescing (Elvis) operator or safe navigation operator in javascript?
... you want an alternative syntax. It has some shorthand that is similar to what you are looking for.
For example The Existential Operator
zip = lottery.drawWinner?().address?.zipcode
Function shortcuts
()-> // equivalent to function(){}
Sexy function calling
func 'arg1','arg2' // equival...
Check if an array is empty or exists
... Array
Javascript has a dynamic type system. This means we can't guarantee what type of object a variable holds. There is a chance that we're not talking to an instance of Array.
supposedToBeArray = new SomeObject();
typeof supposedToBeArray.length; // => "undefined"
array = new Array();...
Check if a given key already exists in a dictionary and increment it
...import defaultdict
my_dict = defaultdict(int)
my_dict[key] += 1
will do what you want.
For regular Python dicts, if there is no value for a given key, you will not get None when accessing the dict -- a KeyError will be raised. So if you want to use a regular dict, instead of your code you would ...
How can I tell when HttpClient has timed out?
...) {} Only the general exception is caught, not the TaskCanceledException. What is wrong in my version of code?
– Naomi
Nov 22 '16 at 14:06
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How to use Session attributes in Spring-mvc
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What about RequestContextHolder?
– user1589188
May 29 '19 at 4:24
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nginx upload client_max_body_size issue
... object, i.e. diagnosis is that internal server application logic is fine--whatever runs behind Nginx. So while it's likely the request has been well formed, our need is then to consider why NGINX chokes on response. client_max_body_size should be the first config option we look at, then consider th...
How to delete images from a private docker registry?
... D I ask you: do you really want to delete all but image D? Probably not!
What happens if you delete a tag?
If you delete the tag <version1> using the Docker REST API you will get this:
A <- B <- C <- D
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<version2>
<latest&...
How do you add an array to another array in Ruby and not end up with a multi-dimensional result?
...well done for being the only one (of 5 I can see) who actually pointed out what was wrong with the code presented. +1
– Mike Woodhouse
Nov 26 '09 at 11:12
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Static variable inside of a function in C
What will be printed out? 6 6 or 6 7? And why?
13 Answers
13
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