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Android, ListView IllegalStateException: “The content of the adapter has changed but ListView did no
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I had the same issue.
I was adding items to my ArrayList outside the UI thread.
Solution: I have done both, adding the items and called notifyDataSetChanged() in the UI thread.
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CSS overflow-x: visible; and overflow-y: hidden; causing scrollbar issue
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After some serious searching it seems i've found the answer to my question:
from: http://www.brunildo.org/test/Overflowxy2.html
In Gecko, Safari, Opera, ‘visible’
becomes ‘auto’ also when combined with
‘hidden’ (in other words: ‘vi...
Mapping two integers to one, in a unique and deterministic way
Imagine two positive integers A and B. I want to combine these two into a single integer C.
18 Answers
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Check empty string in Swift?
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There is now the built in ability to detect empty string with .isEmpty:
if emptyString.isEmpty {
print("Nothing to see here")
}
Apple Pre-release documentation: "Strings and Characters".
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Minimizing NExpectation for a custom distribution in Mathematica
...nctions try to find a minimum to the function. Finding a minimum requires either to set the first derivative of the function zero and solve for a solution. Since your function is quite complicated (and probably not differentiable), the second possibility is to do a numerical minimization, which requ...
CURL to access a page that requires a login from a different page
.../b if and only if I login to xyz.com/a first. If accessing xyz.com/b without going through the other, I simply get access denied (no redirect to login) via the browser. Once I login at xyz.com/a , I can access the other.
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Check if a dialog is displayed with Espresso
I'm trying to write some tests with the new android-test-kit (Espresso) . But I can't find any information on how to check if a dialog is displayed and perform some actions on it (like clicking the positive and negative buttons, e.t.c.). Note that a dialog may be also displayed by a WebView , no...
Sending message through WhatsApp
... if something had changed and if there is a way to open a whatsapp 'chat' with a number that I'm sending through an intent?
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Explanation of the UML arrows
I have recently been studying UML and drawing simple diagrams with ordinary plain arrows between classes, but I know it's not enough. There are plenty of other arrows: generalization, realisation and etc. which have meaning to the diagram reader.
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What's the difference between array_merge and array + array?
... the array_merge function takes the union BUT the duplicate keys are overwritten.
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