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Why does Pycharm's inspector complain about “d = {}”?
...d starting with d = { 'aaa': f1(something) } then d = f2(d) then d = f3(d) etc... Or alternatively d['bbb'] = f2(d), d['ccc'] = f3(d) ...?
– mac
Aug 10 '16 at 21:15
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Example of UUID generation using Boost in C++
...ors
#include <boost/uuid/uuid_io.hpp> // streaming operators etc.
int main() {
boost::uuids::uuid uuid = boost::uuids::random_generator()();
std::cout << uuid << std::endl;
}
Example output:
7feb24af-fc38-44de-bc38-04defc3804de
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Number of visitors on a specific page
... (for which I have URL).
I don't find in Analytics where to enter a URL in order to look for statistics for this specific page.
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Undo working copy modifications of one file in Git?
...e is a reference to the sha of a commit, in any form (branch, tag, parent, etc.)
– Lakshman Prasad
Mar 2 '10 at 15:46
31
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Mutable vs immutable objects
...entations do not necessarily need to copy (clone) the entire collection in order to provide that immutability. The simplest example is the stack implemented as a singly linked list and the push/pop operations. You can reuse all of the nodes from the previous collection in the new collection, adding ...
An efficient compression algorithm for short text strings [closed]
...an be dropped altogether, as long as you can mark the end of the protocol. Etc. Go read about URL format, and think on how they can be codified to take less space.
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What is __declspec and when do I need to use it?
...d), for exporting functions sans a DEF file you use __declspec(dllexport), etc. The full list is quite long.
– Seva Alekseyev
Feb 17 '10 at 21:49
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'Static readonly' vs. 'const'
...into the call-site; this is double edged:
it is useless if the value is fetched at runtime, perhaps from config
if you change the value of a const, you need to rebuild all the clients
but it can be faster, as it avoids a method call...
...which might sometimes have been inlined by the JIT anyway
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How to check whether a string is a valid HTTP URL?
...and Uri.TryCreate methods, but they seem to return true for file paths etc.
9 Answers
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Does Python have a string 'contains' substring method?
...contains__(self, item), __iter__(self), and __getitem__(self, key) in that order to determine whether an item lies in a given contains. Implement at least one of those methods to make in available to your custom type.
– BallpointBen
Aug 17 '18 at 7:02
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