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How to hide the “back” button in UINavigationController?
...nswered Dec 11 '13 at 8:02
mattv123mattv123
89988 silver badges1313 bronze badges
...
Simple insecure two-way data “obfuscation”?
...leAES
{
// Change these keys
private byte[] Key = __Replace_Me__({ 123, 217, 19, 11, 24, 26, 85, 45, 114, 184, 27, 162, 37, 112, 222, 209, 241, 24, 175, 144, 173, 53, 196, 29, 24, 26, 17, 218, 131, 236, 53, 209 });
// a hardcoded IV should not be used for production AES-CBC code
// ...
How to remove all characters after a specific character in python?
..., if you want remove every thing from the character, do this:
mystring = "123⋯567"
mystring[ 0 : mystring.index("⋯")]
>> '123'
If you want to keep the character, add 1 to the character position.
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...
What's the difference between Task.Start/Wait and Async/Await?
...Thread.Sleep(1000);
WriteOutput("B - Completed something");
return 123;
}
static void WriteOutput(string message)
{
Console.WriteLine("[{0}] {1}", Thread.CurrentThread.ManagedThreadId, message);
}
DoAsTask Output:
[1] Program Begin
[1] 1 - Starting
[1] 2 - Task started
[3] A - Start...
How to sum array of numbers in Ruby?
...
David Wolever
123k7676 gold badges297297 silver badges462462 bronze badges
answered Oct 8 '09 at 16:28
jomeyjomey
...
Install a Windows service using a Windows command prompt?
...
If the directory's name has a space like c:\program files\abc 123, then you must use double quotes around the path.
installutil.exe "c:\program files\abc 123\myservice.exe"
It makes things much easier if you set up a bat file like following,
e.g. To install a service, create a "my...
Find and extract a number from a string
...
go through the string and use Char.IsDigit
string a = "str123";
string b = string.Empty;
int val;
for (int i=0; i< a.Length; i++)
{
if (Char.IsDigit(a[i]))
b += a[i];
}
if (b.Length>0)
val = int.Parse(b);
...
Press alt + numeric in bash and you get (arg [numeric]) what is that?
... + numeric and then you press a character, you'll get num caracters: (arg: 123) + a -> 123 times "a"
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jQuery Mobile: document ready vs. page events
...Page:
$.mobile.changePage('page2.html', { dataUrl : "page2.html?paremeter=123", data : { 'paremeter' : '123' }, reloadPage : true, changeHash : true });
And read them like this:
$(document).on('pagebeforeshow', "#index", function (event, data) {
var parameters = $(this).data("url").split("?"...
Double vs single quotes
...ring:
This regex pattern will work because passed within single-quotes:
"123 ABC".match('\d')
=> #<MatchData "1">
This regex pattern will fail because passed within double-quotes (you would have to double-escape it to get it to work):
"123 ABC".match("\d")
=> nil
...