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getSupportActionBar from inside of Fragment ActionBarCompat
...n a v7 ActionBar that I would cast to if I needed the extra functionality. Now my Fragments have to be aware of what type of Activity they are hosted in.
– Paul
Aug 19 '13 at 18:48
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AfxGetMainWnd函数解惑 - C/C++ - 清泛网 - 专注C/C++及内核技术
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{
CMainFrame* pMainWnd = (CMainFrame*)AfxGetMainWnd();
if (NULL!=pMainWnd)
{
CView *pView = pMainWnd->GetActiveView();
if (NULL!=pView)
{
CDC *pDC = pView->GetDC();
ASSERT(NULL!=pDC);
pDC-...
PHP Pass variable to next page
...the previous page, is completely unconnected with the current page. Except if you use something like sessions, cookies or GET / POST variables. Sessions and cookies are quite easy to use, with session being by far more secure than cookies. More secure, but not completely secure.
Session:
//On page...
In Swift how to call method with parameters on GCD main thread?
...ch after on the main queue, use:
DispatchQueue.main.asyncAfter(deadline: .now() + 0.1) {
// your code here
}
Older versions of Swift used:
dispatch_async(dispatch_get_main_queue(), {
let delegateObj = UIApplication.sharedApplication().delegate as YourAppDelegateClass
delegateObj.addUIImage...
Hash and salt passwords in C#
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The nuget package is now Microsoft.AspNetCore.Cryptography.KeyDerivation.
– James Blake
Oct 4 '17 at 17:15
add a comment
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Use logging print the output of pprint
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If you don't remove this code after you're done debugging, you should probably guard it with "if Logger.isEnabledFor(logging.DEBUG):" to avoid running pformat when you won't use its output: docs.python.org/2/library/…
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Allowed characters in filename [closed]
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To be more precise about Mac OS X (now called MacOS) / in the Finder is interpreted to : in the Unix file system.
This was done for backward compatibility when Apple moved from Classic Mac OS.
It is legitimate to use a / in a file name in the Finder, looki...
Debug code-first Entity Framework migration codes
... I'm just wondering if there is any way to debug the migration codes. You know, like setting breakpoints and stuff like this.
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Error executing command 'ant' on Mac OS X 10.9 Mavericks when building for Android with PhoneGap/Cor
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Ant is in homebrew-core now. Simply use brew install ant
– meaku
Oct 29 '13 at 12:31
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Functional programming - is immutability expensive? [closed]
...ing, let’s consider this reference implementation in Haskell (I don’t know Scala …) from the Haskell introduction:
qsort [] = []
qsort (x:xs) = qsort lesser ++ [x] ++ qsort greater
where lesser = (filter (< x) xs)
greater = (filter (>= x) xs)
The first disadvantage...