大约有 46,000 项符合查询结果（耗时：0.0439秒） [XML]
Grep characters before and after match?
... characters after
$> echo "some123_string_and_another" | grep -o -P '.{0,3}string.{0,4}'
23_string_and
share
|
improve this answer
|
follow
|
...
Selecting a row in DataGridView programmatically
...
130
Not tested, but I think you can do the following:
dataGrid.Rows[index].Selected = true;
or yo...
How to add a second css class with a conditional value in razor MVC 4
...
307
I believe that there can still be and valid logic on views. But for this kind of things I agree...
Does Python support short-circuiting?
...
answered Apr 5 '10 at 18:20
Alex MartelliAlex Martelli
724k148148 gold badges11251125 silver badges13241324 bronze badges
...
How to check whether a string is Base64 encoded or not
...
20 Answers
20
Active
...
Objective-C - Remove last character from string
...hat method you can trim your string like this:
if ([string length] > 0) {
string = [string substringToIndex:[string length] - 1];
} else {
//no characters to delete... attempting to do so will result in a crash
}
If you want a fancy way of doing this in just one line of code you...
jquery if div id has children
...
if ( $('#myfav').children().length > 0 ) {
// do something
}
This should work. The children() function returns a JQuery object that contains the children. So you just need to check the size and see if it has at least one child.
...
how to rotate a bitmap 90 degrees
There is a statement in android canvas.drawBitmap(visiblePage, 0, 0, paint);
10 Answers
...
How can I round down a number in Javascript?
...
|
edited Sep 30 '19 at 10:01
Gerrit Bertier
3,1071515 silver badges2727 bronze badges
answer...