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How to use the 'sweep' function
... @BenBolker as I mentioned in the answer, because I may want to scale the items according to a reference mean and sd, not the mean and sd of the current sample itself. It occurs when you deal with tests that are administered and standardized in large samples, and you want to standardize your small ...
IE7 does not understand display: inline-block
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use inline, it works with this kind of selectors for list items:
ul li {}
or to be specific:
ul[className or name of ID] li[className or name of ID] {}
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How to clear an ImageView in Android?
...iew (you can check the ImageView code if you like, i didn't).
I think the best solution is:
viewToUse.setImageResource(android.R.color.transparent);
I like this solution the most cause there isn't anything tricky in reverting the state and it's also clear what it is doing.
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How to sort an array in descending order in Ruby
...ce a second sorting key (that for sure needs to be unique at least for all items that have the same sorting key):
a.sort_by {|h| [-h[:bar],-h[:foo]]}
=> [{:foo=>2, :bar=>1}, {:foo=>1, :bar=>1}]
a.sort_by {|h| [h[:bar],h[:foo]]}.reverse
=> [{:foo=>2, :bar=>1}, {:foo=>1, ...
How do I delete a fixed number of rows with sorting in PostgreSQL?
...idual lines, the procedure could take a parameter to specify the number of items you want to delete. But that's a bit overkill compared to MySQL.
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Popup弹出菜单扩展 · App Inventor 2 中文网
...到这一点。
从字符串设置菜单项
MenuItemsFromString属性在设计器和运行时都可用。单个项目定义用逗号分隔列出：
从列表设置菜单项
SetMenuItems方法允许将菜单项定义为列表：
从文...
How to format numbers by prepending 0 to single-digit numbers?
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The best method I've found is something like the following:
(Note that this simple version only works for positive integers)
var myNumber = 7;
var formattedNumber = ("0" + myNumber).slice(-2);
console.log(formattedNumber)...
What issues should be considered when overriding equals and hashCode in Java?
...es getClass() which might cause problems in some cases (see Effective Java item 8)
– AndroidGecko
Dec 8 '13 at 18:46
7
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How to correctly save instance state of Fragments in back stack?
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This is the best solution I've found so far but there is still one (somewhat exotic) problem remaining: if you have two fragments, A and B, where A is currently on the backstack and B is visible, then you lose the state of A (the invisib...
How to reset sequence in postgres and fill id column with new data?
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This seems like the best answer as it avoids making assumptions about the start value of the sequence.
– sheepdog
Oct 2 '18 at 3:50
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