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How to think in data stores instead of databases?
...ogle Datastore instead of databases? It seems I've trained my mind to think 100% in object relationships that map directly to table structures, and now it's hard to see anything differently. I can understand some of the benefits of Google Datastore (e.g. performance and the ability to distribute d...
Can you do this HTML layout without using tables?
Ok, I had a simple layout problem a week or two ago. Namely sections of a page needed a header:
10 Answers
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Verifying that a string contains only letters in C#
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Philippe LeybaertPhilippe Leybaert
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Animation CSS3: display + opacity
...his is the actual CSS code to use
.parent:hover .child
{
display: block;
-webkit-animation: fadeInFromNone 0.5s ease-out;
-moz-animation: fadeInFromNone 0.5s ease-out;
-o-animation: fadeInFromNone 0.5s ease-out;
animation: fadeInFromNone 0.5s ease-out;
}
@-webkit-keyframes fad...
:: (double colon) operator in Java 8
...uce((int left, int right) -> Math.max(left, right));
How does this work? The java compiler "detects", that you want to implement a method that accepts two ints and returns one int. This is equivalent to the formal parameters of the one and only method of interface IntBinaryOperator (the paramet...
Why does Git tell me “No such remote 'origin'” when I try to push to origin?
...
Two problems:
1 - You never told Git to start tracking any file
You write that you ran
git init
git commit -m "first commit"
and that, at that stage, you got
nothing added to commit but untracked files present (use "git add" to track).
Git is telling you that you neve...
Search for string and get count in vi editor
... the lines with pattern, and report how many deleted. Undo to get them back after.
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How can I check if a view is visible or not in Android? [duplicate]
I set visibility to invisible like this on Android:
4 Answers
4
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How to detect input type=file “change” for the same file?
... an event when the user select a file. Doing so with .change event it works if the user changes the file every time.
19 A...
Calling a method every x minutes
... edited Jun 2 '17 at 13:54
Andy Kong
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answered Oct 22 '12 at 20:39
asawyeras...