大约有 42,000 项符合查询结果（耗时：0.0690秒） [XML]
How to test if a string is basically an integer in quotes using Ruby
... !!(self =~ /\A[-+]?[0-9]+\z/)
end
end
An edited version according to comment from @wich:
class String
def is_i?
/\A[-+]?\d+\z/ === self
end
end
In case you only need to check positive numbers
if !/\A\d+\z/.match(string_to_check)
#Is not a positive number
else
...
Disable ScrollView Programmatically?
I would like to enable ScrollView and disable it by a Button Click.
Disable means like if the ScrollView wasn't there.. and enable it returns the ScrollView.
...
How to write binary data to stdout in python 3?
...'UTF-8', errors='replace') your string, or run python3 -I <filename> to get a REPL instead of using IDLE.
– Artyer
May 21 '17 at 11:41
...
How do I enable MSDTC on SQL Server?
...s Server 2012 R2
Click Start, click Run, type dcomcnfg and then click OK to open Component Services.
In the console tree, click to expand Component Services, click to expand Computers, click to expand My Computer, click to expand Distributed Transaction Coordinator and then click Local DTC.
Right ...
WCF service startup error “This collection already contains an address with scheme http”
...taining a WCF service contract and a Silverlight control which makes calls to that WCF service. On my development and test servers it works great.
...
Array to Hash Ruby
Okay so here's the deal, I've been googling for ages to find a solution to this and while there are many out there, they don't seem to do the job I'm looking for.
...
Set cursor position on contentEditable
I am after a definitive, cross-browser solution to set the cursor/caret position to the last known position when a contentEditable='on' regains focus. It appears default functionality of a content editable div is to move the caret/cursor to the beginning of the text in the div each time you click ...
Using AES encryption in C#
I can't seem to find a nice clean example of using AES 128 bit encryption.
10 Answers
...
Clone private git repo with dockerfile
I have copied this code from what seems to be various working dockerfiles around, here is mine:
7 Answers
...
How to highlight and color gdb output during interactive debugging?
...s, vim, or any other front-end, I just prefer gdb as it is, but would like to see its output with some terminal colors.
11 ...