python 3.x - Let mypy warn about equality checks of variables with ...
2018年9月1日 · Let's assume that the name of this file is strict_equality_plugins.py. Then, within the top-level of your project, create a mypy.ini file. The file should, at the bare minimum, …
bash - Shell equality operators (=, ==, -eq) - Stack Overflow
While you can do [[ 1 == 1 ]] or [[ $(( 1+1 )) == 2 ]] it is testing the string equality — not the arithmetic equality. So -eq produces the result probably expected that the integer value of 1+1 …
Which is the better way to compare Flags Enum? - Stack Overflow
2013年5月15日 · Normally when comparing flag enums I use the following format: (value & flag) == flag; But sometimes I come across this: (value & flag) != 0; Just wondering which …
Comparing two NumPy arrays for equality, element-wise
2012年5月14日 · Performance-wise don't expect that any equality check will beat another, as there is not much room to optimize comparing two elements. Just for the sake, i still did some …
c# enum equals() vs == - Stack Overflow
2013年7月5日 · When using either of the above methods for equality will fail if enums are logically OR'd together. So for some special cases, such as using enums as flags, you will need to …
.net - How to Compare Flags in C#? - Stack Overflow
@IanR.O'Brien Flag1 | Flag 2 translates to 001 or 010 which is the same as 011, now if you do an equality of that 011 == Flag1 or translated 011 == 001, that returns false always. Now if you do …
Best way to handle null when writing equals operator
2008年9月17日 · @neouser99: That's the right solution, however the part that is missed is that when overriding the equality operator (the operator ==) you should also override the Equals …
python - key typechecking in mypy Dict type - Stack Overflow
2024年8月9日 · If you enable this flag, mypy will produce the following error: test.py:8: error: Non-overlapping container check (element type: "str", container item type: "int") You can find more …
c# - Overriding == operator. How to compare to null ... - Stack …
It's also worth noting that identity entails equality (that is, for any valid concept of "equality" something is always equal to itself). Since equality tests can be expensive and occur in loops, …
assembly - Why does the Zero Flag exist? - Stack Overflow
2022年9月18日 · A test for equality is the most basic of these, so it makes sense that there should be a flag which is set according to whether the two operands of CMP were equal. Since CMP …