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How to generate the JPA entity Metamodel?
...EE Developers") has its own metamodel generator integrated with Eclipse.
Select your project in the Package Explorer
Go to Properties -> JPA dialog
Select source folder from Canonical metamodel (JPA 2.0) group
Click Apply button to generate metamodel classes in the selected source folder
Th...
How do I prevent 'git diff' from using a pager?
...ent variable is set, Git does not change it at all).
If you want to selectively override Git's default setting for LESS, you can set core.pager to e.g. less -+S.
This will be passed to the shell by Git, which will translate the final command to LESS=FRSX less -+S. The environment tells the ...
HttpSecurity, WebSecurity and AuthenticationManagerBuilder
...allows configuration of web based security at a resource level, based on a selection match - e.g. The example below restricts the URLs that start with /admin/ to users that have ADMIN role, and declares that any other URLs need to be successfully authenticated.
protected void configure(HttpSecurity...
adb not finding my device / phone (MacOS X)
...you can get to it via the Apple Menu in the top left corner of the screen, select "About this Mac", then click the "More Info..." button. Screen grab here:
Expand the "Hardware" tree, select "USB", then look for your target device. In the above example, my device is named "SomeDevice" (I did tha...
How can I find out if I have Xcode commandline tools installed?
...u will get an alert. You can verify that you have installed it by
$ xcode-select -p
/Library/Developer/CommandLineTools
And to be sure then enter $ gcc --version
You can read more about the process here: Xcode command line tools for Mavericks
...
When should you use 'friend' in C++?
...te, the C++ FAQ mentions that friend enhances encapsulation. friend grants selective access to members, just like protected does. Any fine-grained control is better than granting public access. Other languages define selective access mechanisms too, consider C#'s internal. Most negative criticism ar...
jQuery Date Picker - disable past dates
I am trying to have a date Range select using the UI date picker.
16 Answers
16
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Reset identity seed after deleting records in SQL Server
...any a times we need to just reseed to next Id available
declare @max int
select @max=max([Id])from [TestTable]
if @max IS NULL //check when max is returned as null
SET @max = 0
DBCC CHECKIDENT ('[TestTable]', RESEED,@max)
This will check the table and reset to the next ID.
...
What is the difference between trie and radix trie data structures?
...E is faster than Radix tree? Because in TRIE if you wan to search the next char you need to see the ith index in the child array of the current node but in radix tree you need search for all the child nodes sequentially. See the implementation code.google.com/p/radixtree/source/browse/trunk/RadixTre...
Create a dictionary on a list with grouping
...
into groupedDemoClass
select groupedDemoClass).ToDictionary(gdc => gdc.Key, gdc => gdc.ToList());
This one will work !!!
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