大约有 40,000 项符合查询结果（耗时：0.0579秒） [XML]
Putting a simple if-then-else statement on one line [duplicate]
I'm just getting into Python and I really like the terseness of the syntax. However, is there an easier way of writing an if - then - else statement so it fits on one line?
...
How to store standard error in a variable
...ut.
ERROR=$( { ./useless.sh | sed s/Output/Useless/ > outfile; } 2>&1 )
Note that the semi-colon is needed (in classic shells - Bourne, Korn - for sure; probably in Bash too). The '{}' does I/O redirection over the enclosed commands. As written, it would capture errors from sed too.
...
Add a space (“ ”) after an element using :after
...` \0020` as a separate answer because some fonts, eg Font Awesome will not allow \00A0 to display a space, and if you want a space between elements rather than before or after you can't use padding
– Mousey
Oct 15 '15 at 23:02
...
How come an array's address is equal to its value in C?
... evaluates to the address of the first element of the array, so array and &array have the same value (but different types, so array+1 and &array+1 will not be equal if the array is more than 1 element long).
There are two exceptions to this: when the array name is an operand of sizeof or un...
Get escaped URL parameter
...rameter(name) {
return decodeURI(
(RegExp(name + '=' + '(.+?)(&|$)').exec(location.search)||[,null])[1]
);
}
share
|
improve this answer
|
follow
...
How to negate the whole regex?
...eld under validation must not match the given regular expression; uses the PHP preg_match function internally.
'email' => 'not_regex:/^.+$/i'
share
|
improve this answer
|
...
WhatsApp API (java/python) [closed]
... on the GitHub. This however according to my knowledge is made possible in PHP. You can check the link here: https://github.com/venomous0x/WhatsAPI
Hope this helps
share
|
improve this answer
...
How can I delete a file from a Git repository?
...Git repository. After that, I committed it, added a couple of directories called dir1 and dir2 , and committed them to the Git repository.
...
How to get ALL child controls of a Windows Forms form of a specific type (Button/Textbox)?
I need to get all controls on a form that are of type x. I'm pretty sure I saw that code once in the past that used something like this:
...
Android ListView with different layouts for each row
...at you've described in comment I would suggest:
Storing views in object called ViewHolder. It would increase speed because you won't have to call findViewById() every time in getView method. See List14 in API demos.
Create one generic layout that will conform all combinations of properties and hid...