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android fragment- How to save states of views in a fragment when another fragment is pushed on top o
...dded to the backstack and another fragment (say FragB ) comes to the top. Now on hitting back FragA comes to the top and the onCreateView() is called. Now I had FragA in a particular state before FragB got pushed on top of it.
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Warn user before leaving web page with unsaved changes
...rn confirmationMessage; //Gecko + Webkit, Safari, Chrome etc.
});
};
Now to implement the isDirty method, there are various approaches.
You can use jQuery and form serialization, but this approach has some flaws. First you have to alter the code to work on any form ($("form").each() will do)...
html5 - canvas element - Multiple layers
...text.fillStyle = 'yellow';
context.fillRect(0,0,600,250);
// Now return the globalCompositeOperation to source-over and draw a
// blue rectangle
context.globalCompositeOperation = 'source-over';
// Draw a blue rectangle
context.fillStyle = 'blue';
context.fil...
advantage of tap method in ruby
...iately clear. A reader would not have to read what is inside the block to know that an instance user is created.
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How do I obtain crash-data from my Android application?
... HttpPost(url); must be in an async task (or handler... a separate thread) now if you are targeting Honeycomb or later
– Bryan Denny
Oct 13 '11 at 0:59
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How to find the nearest parent of a Git branch?
... 4
\
5---6 baz
Now it looks like baz is based on foo. But the ancestry of baz did not change, we just removed a label (and the resulting dangling commit). And what if we add a new label at 4?
---o---1 foo
\
...
Passing parameters to a Bash function
...; in bash, it does not). As such, its use decreases clarity to anyone who knows, and might expect, the ksh behavior. See wiki.bash-hackers.org/scripting/obsolete
– Charles Duffy
Feb 28 '18 at 21:31
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Convert form data to JavaScript object with jQuery
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@macek I know this is a few months old, but since when did do arrays use non-numeric indexes? No one should name an input foo[bar] and hope to treat it as an array. Are you confusing arrays and hashes? Yes, [] is commonly understood to...
return query based on date
... Date().getTime()-60*5*1000 gives us 1484383878676 (5 minutes ago in ms)
Now we need to feed that into a new Date() constructor to get the ISO string format required by MongoDB timestamps.
{ $gte: new Date(resultFromAbove).toISOString() } (mongodb .find() query)
Since we can't have variables we ...
How To Capture A Minidump: Let Me Count The Ways - C/C++ - 清泛网 - 专注C/C++及内核技术
...oday. Back in the old Windows days, when we had to program up hill in the snow both ways, there was only WinDBG. Now it seems like an application isn’t complete unless it produced a minidump. I thought I’d throw out all the ways I know off the top of my head. Of course, I’m sure th...