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How to quickly check if folder is empty (.NET)?
...urn an IEnumerable instead of an array, and start returning results before reading all the directory contents.
What's New in the BCL in .NET 4 Beta 1
Directory.EnumerateFileSystemEntries method overloads
public bool IsDirectoryEmpty(string path)
{
IEnumerable<string> items = Directory....
How to profile methods in Scala?
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testing.Benchmark might be useful.
scala> def testMethod {Thread.sleep(100)}
testMethod: Unit
scala> object Test extends testing.Benchmark {
| def run = testMethod
| }
defined module Test
scala> Test.main(Array("5"))
$line16.$read$$iw$$iw$Test$ 100 100 ...
Eclipse executable launcher error: Unable to locate companion shared library
... has a problem when it encounters files that have a deep file structure. I read about this issue some time ago but can't recall the article. Fix for me is to unzip the Eclipse download using WinZip (or some other tool which does'nt have this issue).
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How to pass data from 2nd activity to 1st activity when pressed back? - android
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Read these:
Return result to onActivityResult()
Fetching Result from a called activity - Android Tutorial for Beginners
These articles will help you understand how to pass data between two activities in Android.
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phonegap open link in browser
... to intercept all links' click events, and call window.open with arguments read from the link's attributes.
Remember you must install the InAppBrowser plugin for this to work:
cordova plugin add cordova-plugin-inappbrowser
...
Calling method using JavaScript prototype
... = function(){ /*do something else*/ };
Since the newly created object already has a "do" property, it does not look up the prototypal chain.
The classical form of inheritance in Javascript is awkard, and hard to grasp. I would suggest using Douglas Crockfords simple inheritance pattern instead....
Is there a portable way to print a message from the C preprocessor?
..., you could edit your sources as *.c2 files. The simple preprocessor would read the source, look for //TODO, and write printf("TODO ...") into the output *.c file.
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What's the difference between comma separated joins and join on syntax in MySQL? [duplicate]
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There is no difference at all.
Second representation makes query more readable and makes it look very clear as to which join corresponds to which condition.
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Find first element by predicate
...k" as soon as the first element satisfying the predicate is found. You can read more about laziness in the stream package javadoc, in particular (emphasis mine):
Many stream operations, such as filtering, mapping, or duplicate removal, can be implemented lazily, exposing opportunities for optimi...
throwing an exception in objective-c/cocoa
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Be sure to read the important caveat from harms (stackoverflow.com/questions/324284/324805#324805)
– e.James
Sep 22 '10 at 2:11
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