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ListView inside ScrollView is not scrolling on Android
...tem = listAdapter.getView(listPosition, null, this);
//now it will not throw a NPE if listItem is a ViewGroup instance
if (listItem instanceof ViewGroup) {
listItem.setLayoutParams(new LayoutParams(
Layou...
What is Ruby equivalent of Python's `s= “hello, %s. Where is %s?” % (“John”,“Mary”)`
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I edited in the Idomatic Ruby equivalent there - but now I notice the accepted answer already does that - removed the 'edit' again :-/
– toong
Aug 7 '14 at 11:16
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public static const in TypeScript
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this is such a good answer. my coding is now happier because of it.
– gonzofish
Jul 6 '15 at 20:43
7
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Disable Drag and Drop on HTML elements?
... which I'm attempting to implement a full featured windowing system. Right now it's going very well, I'm only running into one minor issue. Sometimes when I go to drag a part of my application (most often the corner div of my window, which is supposed to trigger a resize operation) the web browser g...
Creating an R dataframe row-by-row
...as you need
stringsAsFactors=FALSE) # you don't know levels yet
and then during your operations insert row at a time
DF[i, ] <- list(1.4, "foo")
That should work for arbitrary data.frame and be much more efficient. If you overshot N you can always shrink empty rows...
Routes with Dash `-` Instead of Underscore `_` in Ruby on Rails
...b-c', :controller => 'my_controller', :action => "my_action"
Now urls like http://my_application/a-b-c would go to specified controller and action.
Also, for creating dynamic urls
map.name_of_route 'id1-:id2-:id3', :controller => 'my_controller', :action => "my_action"...
NOT IN vs NOT EXISTS
...he following plan.
When the column changes to NULL-able the NOT IN plan now looks like
It adds an extra inner join operator to the plan. This apparatus is explained here. It is all there to convert the previous single correlated index seek on Sales.SalesOrderDetail.ProductID = <correlated_p...
2 column div layout: right column with fixed width, left fluid
... @Danny_Joris I agree. Also, if you use media queries, it's difficult now to push the right column below the left column
– andrewtweber
Sep 3 '13 at 19:29
2
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How do I create a class instance from a string name in ruby?
...on a namespaces like Foo::Bar. The example above is when the namespace is known ahead of time and highlights the fact that const_get can be called on modules directly as opposed to exclusively on Object.
share
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How to revert multiple git commits?
...not delete these, you will have to do it manually. I applied this strategy now, thanks Jakub
– oma
Mar 31 '11 at 14:56
18
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