大约有 9,165 项符合查询结果（耗时：0.0263秒） [XML]
What is the C# equivalent of NaN or IsNumeric?
...sure that all of the characters within the string are digits, then another approach should be taken.
example 1:
public Boolean IsNumber(String s) {
Boolean value = true;
foreach(Char c in s.ToCharArray()) {
value = value && Char.IsDigit(c);
}
return value;
}
or if you want...
Identify if a string is a number
... @CFP +1...RegEx are always better than usual functions, when applicable!
– MAXE
Jun 27 '12 at 15:32
19
...
Using Python 3 in virtualenv
...is their a workaround? or is it just now completely useless to prepare an app?
– J. M. Becker
Sep 27 '16 at 21:33
7
...
How do I find the current executable filename? [duplicate]
... I don't believe this doesn't work if the executable is not a .NET application. For example, IIS spins up worker processes (w3wp.exe) which are unmanaged executables that internally spin up an instance of the CLR which executes managed code. If you use this from within the managed code I d...
Inserting image into IPython notebook markdown
I am starting to depend heavily on the IPython notebook app to develop and document algorithms. It is awesome; but there is something that seems like it should be possible, but I can't figure out how to do it:
...
JavaScript before leaving the page
...be overwritten by other js functions/jquery plugins ? I'm running a webrtc app and I would like to "close" some stuff when the client closes the window thus the need to handle the window close.
– hey
Aug 8 '14 at 4:02
...
Simulating group_concat MySQL function in Microsoft SQL Server 2005?
I'm trying to migrate a MySQL-based app over to Microsoft SQL Server 2005 (not by choice, but that's life).
11 Answers
...
What does the servlet value signify
I am getting a bit confused here. In our application we are having a few servlets defined. Here is the excerpt from the web.xml for one of the servlets:
...
Camera orientation issue in Android
I am building an application that uses camera to take pictures. Here is my source code to do this:
15 Answers
...
Libraries do not get added to APK anymore after upgrade to ADT 22
I have a rather big Android App project that is referencing several library projects. Everything was fine until i upgraded the eclipse ADT plugin to the newest version (v22). I also upgraded the SDK of course. I do not see any compile errors in eclipse, but when i run the project on the phone i get ...