大约有 16,317 项符合查询结果（耗时：0.0249秒） [XML]
list_display - boolean icons for methods
When defining the list_display array for a ModelAdmin class, if a BooleanField or NullBooleanField is given the UI will use nice looking icons instead of True/False text in the column. If a method that returns a boolean is given, however, it simply prints out True/False.
...
Break out of a While…Wend loop
I am using a While...Wend loop of VBA.
3 Answers
3
...
Transpose list of lists
...
How about
map(list, zip(*l))
--> [[1, 4, 7], [2, 5, 8], [3, 6, 9]]
For python 3.x users can use
list(map(list, zip(*l)))
Explanation:
There are two things we need to know to understand what's going on:
The signature of zip: ...
How to run Ruby code from terminal?
I need to run a few lines of Ruby code from terminal, but I can't find the needed parameter for it.
2 Answers
...
A TwoWay or OneWayToSource binding cannot work on the read-only property
...ly property I need to display in a textbox, and getting this error at runtime. I've set IsEnabled="False" , IsReadOnly="True" - no luck.
Other searches say the readonly should fix it, but not for me.
I've got an ugly workaround by adding a dummy setter...
...
MySQL: Order by field size/length
...
SELECT * FROM TEST ORDER BY LENGTH(description) DESC;
The LENGTH function gives the length of string in bytes. If you want to count (multi-byte) characters, use the CHAR_LENGTH function instead:
SELECT * FROM TEST ORDER BY CHAR_LENGTH...
Javascript Reduce an empty array
When I reduce the array, I am trying to get the number zero, but I dont clearly understand the behaviour of the function
2 ...
Why does ~True result in -2?
...ue) is 1.
1 is:
00000001
and ~1 is:
11111110
Which is -2 in Two's complement1
1 Flip all the bits, add 1 to the resulting number and interpret the result as a binary representation of the magnitude and add a negative sign (since the number begins with 1):
11111110 → 00000001 → 00000010 ...
Eclipse WTP vs sydeo, “ serves modules without publishing ”
I have the problem to find the performances of the plugin sysdeo by using the integrated plugin WTP of eclipse.
2 Answers
...
Quick search on filename
...
share
|
improve this answer
|
follow
|
edited Aug 24 '14 at 12:48
Anton Dozortsev
...