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Why do some C# lambda expressions compile to static methods?
...ple, in the Microsoft compiler, this implementation is not required (as acknowledged by sec. M.5.3 in the C# 5.0 specification). Therefore, it is undefined whether the anonymous function is static or not. Moreover, section K.6 leaves much open as to the details of expression trees.
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What is the purpose of willSet and didSet in Swift?
...ldVC!.view.setTranslatesAutoresizingMaskIntoConstraints(false) //For now - until I add my own constraints
self.view.addSubview(_childVC!.view)
let views = ["view" : _childVC!.view] as NSMutableDictionary
let layoutOpts = NSLayoutFormatOptions(0)
...
Format a datetime into a string with milliseconds
...hind seconds), use this:
from datetime import datetime
print datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S.%f')[:-3]
>>>> OUTPUT >>>>
2020-05-04 10:18:32.926
Note: For Python3, print requires parentheses:
print(datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S.%f')[:-3])
...
Delete column from SQLite table
...wing query:
CREATE TABLE table_name (Column_1 TEXT,Column_2 TEXT);
=>Now insert the data into table_name from existing_table with the following query:
INSERT INTO table_name (Column_1,Column_2) FROM existing_table;
=>Now drop the existing_table by following query:
DROP TABLE existing_ta...
MongoDB Aggregation: How to get total records count?
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How do you apply limit to the results set? Results is now a nested array
– valen
Jan 7 '18 at 18:53
1
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Web-scraping JavaScript page with Python
... discontinued and is no longer under active development in light of Chrome now supporting headless. Use of headless chrome/firefox is suggested.
– sytech
Mar 23 '18 at 20:42
3
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What is the list of possible values for navigator.platform as of today? [closed]
I know that this changes quite often, but is there a list as exhaustive as possible out there of the possible values returned by navigator.platform ?
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How to get a variable name as a string in PHP?
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Actually now that I've tested my code, my code always returned 'var' because it's being used in the function. When I use $GLOBALS instead, it returns the correct variable name for some reason. So I'll change the above code to use $GLO...
What is the combinatory logic equivalent of intuitionistic type theory?
...----------------- x fresh for G
. |- valid G, x:S |- valid
And now we can say how to synthesize types for terms in any given context, and how to change the type of something up to the computational behaviour of the terms it contains.
G |- valid G |- S : Set G |- T : Pi S...
Why aren't python nested functions called closures?
...e will be no content inside the closure. Thats exactly what we see above.
Now I will explain another different snippet to clear out everything Free Variable with Closure:
>>> def outer(x):
... def intermediate(y):
... free = 'free'
... def inner(z):
... ret...