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Checking in of “commented out” code [closed]
... here is something that has caused some friction at my current job and I really didn't expect it to. Organized in house software development is a new concept here and I have drawn up a first draft of some coding guidelines.
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Can CSS detect the number of children an element has?
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No. Well, not really. There are a couple of selectors that can get you somewhat close, but probably won't work in your example and don't have the best browser compatibility.
:only-child
The :only-child is one of the few true counting sele...
Type List vs type ArrayList in Java [duplicate]
...tations of the List interface can be swapped. It seems that (1) is typically used in an application regardless of need (myself I always use this).
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How to get the previous URL in JavaScript?
... submitting a form?). Specified by DOM Level 2. More here.
window.history allows navigation, but not access to URLs in the session for security and privacy reasons. If more detailed URL history was available, then every site you visit could see all the other sites you'd been to.
If you're dealing...
Android Fragment handle back button press [duplicate]
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When you are transitioning between Fragments, call addToBackStack() as part of your FragmentTransaction:
FragmentTransaction tx = fragmentManager.beginTransation();
tx.replace( R.id.fragment, new MyFragment() ).addToBackStack( "tag" ).commit();
If you require more deta...
Is there a splice method for strings?
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You can add this globally with: String.prototype.splice = function (index, count, add) { return this.slice(0, index) + (add || "") + this.slice(index + count); } Just keep in mind it doesn't work exactly the same as the array sp...
Facebook database design?
...nd table that holds the UserID and then the UserID of the friend (we will call it FriendID). Both columns would be foreign keys back to the Users table.
Somewhat useful example:
Table Name: User
Columns:
UserID PK
EmailAddress
Password
Gender
DOB
Location
TableName: Friend...
Error deploying ClickOnce application - Reference in the manifest does not match the identity of the
I'm trying to deploy a ClickOnce application, but installation fails on the client. Here's the error log:
20 Answers
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How to normalize a NumPy array to within a certain range?
...p.max(np.abs(audio),axis=0)
image *= (255.0/image.max())
Using /= and *= allows you to eliminate an intermediate temporary array, thus saving some memory. Multiplication is less expensive than division, so
image *= 255.0/image.max() # Uses 1 division and image.size multiplications
is margi...
How to prevent page scrolling when scrolling a DIV element?
...s native scrolling altogether (when cursor is inside the DIV) and then manually scrolling the DIV with JavaScript (by setting its .scrollTop property). An alternative and IMO better approach would be to only selectively disable the browser's scrolling in order to prevent the page scroll, but not the...