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Aren't Python strings immutable? Then why does a + “ ” + b work?
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The truly important point to take away from all this is that strings don't have an append function because they're immutable.
– Lily Chung
Oct 16 '14 at 21:02
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How do I convert array of Objects into one Object in JavaScript?
...(obj, item) => (obj[item.key] = item.value, obj) ,{});
Here we benefit from comma operator, it evaluates all expression before comma and returns a last one(after last comma). So we don't copy obj each time, rather assigning new property to it.
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Programmatically create a UIView with color gradient
...t' to change gradient direction. Default values are (0.5, 0) and (0.5,1) - from top to bottom direction.
– Valentin Shamardin
Jul 10 '15 at 21:37
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http to https apache redirection
...le ^/?(.*) https://%{SERVER_NAME}/$1 [R,L]
# This rule will redirect users from their original location, to the same
location but using HTTPS.
# i.e. http://www.example.com/foo/ to https://www.example.com/foo/
# The leading slash is made optional so that this will work either in
# httpd.conf or .h...
Override back button to act like home button
...ish normally and be able to recreate itself e.g. reading the current state from a Service if needed. But moveTaskToBack can be used as a quick alternative on occasion.
NOTE: as pointed out by Dave below Android 2.0 introduced a new onBackPressed method, and these recommendations on how to handle th...
“No newline at end of file” compiler warning
...ould no longer be issued if using C++ and a compiler conforming to C++11.
From C++11 standard via James' post:
A source file that is not empty and that does not end in a new-line character, or that ends in a new-line character immediately preceded by a backslash character before any such splic...
Spring Boot Remove Whitelabel Error Page
... An updated version of SimpleErrorController.java considering the comments from above can be found in here > gist.github.com/oscarnevarezleal/…
– Oscar Nevarez
Sep 20 '19 at 3:07
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Node.js/Express.js App Only Works on Port 3000
...t though. Is there something I need to restart? Express can't be restarted from what I can tell and restarting the Node app happens every time I use node app.js.
– Benjamin Martin
Aug 3 '13 at 1:19
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How to escape the % (percent) sign in C's printf?
... always, always print it using
printf("%s", c)
to prevent an embedded % from causing problems [memory violations, segfault, etc]
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Why do we need the “finally” clause in Python?
... @Stephen For one thing, finally code runs even if you return from the try block. In that case, you won't hit the except clause.
– Antimony
Feb 20 '19 at 7:43
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