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list.clear() vs list = new ArrayList(); [duplicate]
... the array copy that occurs when size exceeds capacity on an .add(Object) call.
– Platinum Azure
Aug 5 '11 at 19:12
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Clojure differences between Ref, Var, Agent, Atom, with examples
... one bank account to another, it needs to either move completely or not at all.
Uncoordinated access is used when only one Identity needs to update, this is a very common case.
Synchronous access is used when the call is expected to wait until all Identities have settled before continuing.
Asy...
How to upgrade rubygems
I need to upgrade gems to 1.8 i tried installing the respective debian packages but it seems its not getting upgraded
8 An...
check android application is in foreground or not? [duplicate]
I went through a lot of answers for this question.But it's all about single activity..How to check whether the whole app is running in foreground or not ?
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how to split the ng-repeat data with three columns using bootstrap
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The most reliable and technically correct approach is to transform the data in the controller. Here's a simple chunk function and usage.
function chunk(arr, size) {
var newArr = [];
for (var i=0; i<arr.length; i+=size) {
newArr.push(arr.slice...
Best practice? - Array/Dictionary as a Core Data Entity Attribute [closed]
...m the data store (if it's an SQLite data store) just to read or modify a small part of the collection.
The alternative is to use Core Data to-many relationships to model the semantics of the array or dictionary collection. Arrays are easier, so lets start with that. Core Data to-many relationships ...
xcopy file, rename, suppress “Does xxx specify a file name…” message
...se the xcopy, use copy instead, it doesn't have this issue.
xcopy is generally used when performing recursive copies of multiple files/folders, or when you need the verification/prompting features it offers. For single file copies, the copy command works just fine.
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What is the yield keyword used for in C#?
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The yield keyword actually does quite a lot here.
The function returns an object that implements the IEnumerable<object> interface. If a calling function starts foreaching over this object, the function is called again until it "yields". Th...
What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
...h> makes things unambiguous. If you leave off the remote or branch git falls back on the branch config settings, which are set for you with git push -u.
– dahlbyk
Apr 18 '11 at 2:12
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How to remove leading zeros from alphanumeric text?
...re 0 characters (you could use 0+ as well). The replaceFirst just replaces all those 0 characters at the start with nothing.
And if, like Vadzim, your definition of leading zeros doesn't include turning "0" (or "000" or similar strings) into an empty string (a rational enough expectation), simply p...