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filter items in a python dictionary where keys contain a specific string
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You can use the built-in filter function to filter dictionaries, lists, etc. based on specific conditions.
filtered_dict = dict(filter(lambda item: filter_str in item[0], d.items()))
The advantage is that you can use it for different data structures.
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Is the creation of Java class files deterministic?
...n efficient "online update" of our application for which users would only fetch modified JARs from the website. I can create identical JARs having identical class files as input. But the question is whether class files are always identical when compiled from the same source files. Our whole concept ...
Difference between except: and except Exception as e: in Python
... you can use the infomration in the exception (type, message, stack trace, etc) to handle the exception in a more specially tailored manor.
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How do MySQL indexes work?
... lower, middle and top
3: Is higher or lower? Jump to middle point again, etc.
Using that logic, you can find an element in a sorted list in about 7 steps, instead of checking every item.
Obviously there are complexities, but that gives you the basic idea.
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AngularJS : Prevent error $digest already in progress when calling $scope.$apply()
...evity, the rest of the service -- that set up variables, injected $timeout etc. -- has been left off.)
window.gapi.client.load('oauth2', 'v2', function() {
var request = window.gapi.client.oauth2.userinfo.get();
request.execute(function(response) {
// This happens outside of angular...
Efficient way to apply multiple filters to pandas DataFrame or Series
...i'd used: df[f_2 & f_3 & f_4 & f_5 ] with f_2 = df["a"] >= 0etc. No need for that function... (nice use of higher order function though...)
– A. Rabus
Aug 29 '19 at 8:29
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Securing my REST API with OAuth while still allowing authentication via third party OAuth providers
..., you are talking about authenticating using Open-ID, or facebook identity etc. This is yet another question you need to ask yourself. But it really falls outside the scope of APIs and OAuth. To me, that feels more of a question of user creation in your service. I may be wrong.
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How to get the source directory of a Bash script from within the script itself?
... one will work with any combination of aliases, source, bash -c, symlinks, etc.
Beware: if you cd to a different directory before running this snippet, the result may be incorrect!
Also, watch out for $CDPATH gotchas, and stderr output side effects if the user has smartly overridden cd to redirect o...
What is the maximum possible length of a query string?
...equest headers. This does not include POST-method form data, file uploads, etc., but it does include the URL. In practice this resulted in a 413 error when a URL was significantly longer than 8,000 characters. This limitation can be easily removed. Look for all occurrences of 16x1024 in Daemon.pm an...
What is a Java ClassLoader?
....g. loading over a network, loading plugins not available at compile time, etc.), you may need to do more. Then you can e.g. write your own class loader. See the other answers for links.
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