大约有 47,000 项符合查询结果（耗时：0.0730秒） [XML]
Is it possible to set a number to NaN or infinity?
...
That will teach me not to jump in with a quip before reading the question over a second time!! Sorry! That said, it wouldn't hurt to say so all the same because it's an easy trap to fall into, NaN != NaN
– David Heffernan
Mar 25 '11 a...
How to know user has clicked “X” or the “Close” button?
... CloseReason.UserClosing to know that the user had decided to close the form
but I guess it is the same for both clicking the X button or clicking the close button.
So how can I differentiate between these two in my code?
...
Python syntax for “if a or b or c but not all of them”
I have a python script that can receive either zero or three command line arguments. (Either it runs on default behavior or needs all three values specified.)
...
Why does X[Y] join of data.tables not allow a full outer join, or a left join?
...it of a philosophical question about data.table join syntax. I am finding more and more uses for data.tables, but still learning...
...
Python: most idiomatic way to convert None to empty string?
...
I'm keeping the else, but thanks for the str(s) tip so multiple types can be handled. nice!
– Mark Harrison
Jul 1 '09 at 9:39
13
...
Is False == 0 and True == 1 an implementation detail or is it guaranteed by the language?
...ue == 1 , in Python (assuming that they are not reassigned by the user)? For instance, is it in any way guaranteed that the following code will always produce the same results, whatever the version of Python (both existing and, likely, future ones)?
...
Git diff to show only lines that have been modified
...th 0 lines of context. You can generate this with:
git diff --unified=0
or
git diff -U0
You can also set this as a config option for that repository:
git config diff.context 0
To have it set globally, for any repository:
git config --global diff.context 0
...
How to use OR condition in a JavaScript IF statement?
...
Simply use the logical "OR" operator, that is ||.
if (A || B)
share
|
improve this answer
|
follow
|
...
How to convert 1 to true or 0 to false upon model fetch
...ith a JSON response from a mysql database. The model data is set with true or false into a boolean/tinyint field in the database, which uses 1 or 0 .
...
How to do a logical OR operation in shell scripting
I am trying to do a simple condition check, but it doesn't seem to work.
8 Answers
8
...