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Flatten nested dictionaries, compressing keys
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Basically the same way you would flatten a nested list, you just have to do the extra work for iterating the dict by key/value, creating new keys for your new dictionary and creating the dictionary at final step.
import collections
def fla...
How could I use requests in asyncio?
... @scoarescoare That's where the 'if you do it right' part comes in - the method you run in the executor should be self-contained ((mostly) like requests.get in the above example). That way you don't have to deal with shared memory, locking, etc., and the complex parts of your program ...
Pragma in define macro
Is there some way to embed pragma statement in macro with other statements?
4 Answers
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What does Serializable mean?
What exactly does it mean for a class to be Serializable in Java? Or in general, for that matter...
10 Answers
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Convert JsonNode into POJO
... convert as follows:
MyClass newJsonNode = jsonObjectMapper.treeToValue(someJsonNode, MyClass.class);
where jsonObjectMapper is a Jackson ObjectMapper.
In older versions of Jackson, it would be
MyClass newJsonNode = jsonObjectMapper.readValue(someJsonNode, MyClass.class);
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Difference between subprocess.Popen and os.system
...h subprocess.Popen():
sts = os.system("mycmd" + " myarg")
...does the same thing as...
sts = Popen("mycmd" + " myarg", shell=True).wait()
The "improved" code looks more complicated, but it's better because once you know subprocess.Popen(), you don't need anything else. subprocess.Popen() repla...
Telling gcc directly to link a library statically
It feels strange to me to use -Wl,-Bstatic in order to tell gcc which libraries I want to link with statically. After all I'm telling gcc directly all other information about linking with libraries ( -Ldir , -llibname ).
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Use NUnit Assert.Throws method or ExpectedException attribute?
...st for more than one exception, with multiple calls:
Assert.Throws(()=>MethodThatThrows());
Assert.Throws(()=>Method2ThatThrows());
The second only allows you to test for one exception per test function.
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Renew Push certificate and keep current App Store App working
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Yes, the new push certificate has to be created for the same AppID (the one that contains the bundle ID of the existing app).
– Eran
Nov 20 '13 at 21:09
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What is the best way to remove accents (normalize) in a Python unicode string?
... Seems to work well with Chinese, but the transformation of the French name "François" unfortunately gives "FranASSois", which is not very good, compared to the more natural "Francois".
– Eric O Lebigot
Sep 17 '11 at 14:56
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