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NodeJS / Express: what is “app.use”?
...P server object. The method is defined as part of Connect that Express is based upon.
Update Starting with version 4.x, Express no longer depends on Connect.
The middleware functions that were previously included with Express are now in separate modules; see the list of middleware functions.
...
Junit - run set up method once
...venient for some tests that need instance of test case. For example Spring based tests that use @Autowired to work with services defined in spring context.
In this case I personally use regular setUp() method annotated with @Before annotation and manage my custom static(!) boolean flag:
private sta...
How does Apple know you are using private API?
...s such as UITouch._phase (which could be the cause of rejection of Three20-based apps last few months.)
3. Listing Objective-C selectors, or strings
Objective-C selectors are stored in a special region of the binary, and therefore Apple could extract the content from there, and check if you've us...
Scanner vs. BufferedReader
As far I know, the two most common methods of reading character-based data from a file in Java is using Scanner or BufferedReader . I also know that the BufferedReader reads files efficiently by using a buffer to avoid physical disk operations.
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ExpandableListView - hide indicator for groups with no children
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Based on StrayPointer's answer and the code from the blog, you can simplify the code even more:
In your xml add the folowing to ExpandableListView:
android:groupIndicator="@android:color/transparent"
Then in the Adapter y...
How to get number of rows using SqlDataReader in C#
...ecuting the query, perhaps in a multi-result query so you only hit the database once.
– flipdoubt
Sep 5 '09 at 13:29
14
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Clustered vs Non-Clustered
...t the clustered index determines the physical order of the rows in the database. In other words, applying the clustered index to PersonId means that the rows will be physically sorted by PersonId in the table, allowing an index search on this to go straight to the row (rather than a non-clustered in...
Just what is Java EE really? [closed]
...?
With the eventual release of modularity support we'll just have a small base JRE with many things separately installable as packages. Perhaps one day many or even all classes that now make up Java EE will be such package as well. Time will tell.
Why are there so many Java EE offerings when there...
How do I get the difference between two Dates in JavaScript?
... to get the difference, just subtract the two dates.
To create a new date based on the difference, just pass the number of milliseconds in the constructor.
var oldBegin = ...
var oldEnd = ...
var newBegin = ...
var newEnd = new Date(newBegin + oldEnd - oldBegin);
This should just work
EDIT: Fi...
How to use multiple AWS Accounts from the command line?
...ript to set corresponding values of environment variables for each account based on user input. Doing so, you don't need to create any aliases and, furthermore, tools like ELB tools, Auto Scaling Command Line Tools will work under multiple accounts as well.
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