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What to learn for making Java web applications in Java EE 6? [closed]
...rks for now. More precisely, I'd start with the Java EE 6 Web Profile (and then add things if you want to go further).
By doing this, 1) you'll get started and you'll learn brand new things and 2) you'll give some time to all other frameworks and/or tools to adapt and prove that there is still a ne...
How to check if variable's type matches Type stored in a variable
...eof(Animal); // false! even though x is an
If that's not what you want, then you probably want IsAssignableFrom:
bool b9 = typeof(Tiger).IsAssignableFrom(x.GetType()); // true
bool b10 = typeof(Animal).IsAssignableFrom(x.GetType()); // true! A variable of type Animal may be assigned a Tiger.
or...
Filter element based on .data() key/value
... on data with jquery (this question is quite old, and jQuery evolved since then, so it's right to write this solution as well):
$('.navlink[data-selected="true"]');
or, better (for performance):
$('.navlink').filter('[data-selected="true"]');
or, if you want to get all the elements with data-s...
Get an OutputStream into a String
...e Commons IO example since it included a 'write(InputStream)' method for a then-undefined/questionable mechanism for populating the OutputStream. I'd go with the JDK, too.
– Joe Liversedge
Jun 8 '09 at 18:21
...
Concatenate two string literals
...ing object with the concatenated string, and that resulting std::string is then concatenated with the "!".
As for why you can't concatenate two string literals using +, it is because a string literal is just an array of characters (a const char [N] where N is the length of the string plus one, fo...
Fastest way to list all primes below N
...lain,
rwh_primes,
rwh_primes1,
rwh_primes2,
sieveOfAtkin,
sieveOfEratosthenes,
sundaram3,
sieve_wheel_30,
ambi_sieve (requires numpy)
primesfrom3to (requires numpy)
primesfrom2to (requires numpy)
Many thanks to stephan for bringing sieve_wheel_30 to my attention.
Credit goes to Robert William...
Using a custom typeface in Android
...
default doesnt work for me. if i use monospace and then set code<style name="AppTheme" parent="AppBaseTheme"> <item name="android:typeface">monospace</item> </style>code it works but not for bold. i added this code in a class that e...
How is attr_accessible used in Rails 4?
...ding this line to your application's Gemfile:
gem 'devise', '3.0.0.rc'
Then execute:
$ bundle
2) Add the old functionality of attr_accessible again to rails 4.0
Try to use attr_accessible and don't comment this out.
Add this line to your application's Gemfile:
gem 'protected_attributes'
...
How do I uninstall a package installed using npm link?
...project-x
You want to link gulp-task:
1: Go to the gulp-task directory then do npm link this will symlink the project to your global modules
2: Go to your project project-x then do npm install make sure to remove the current node_modules directory
Now you want to remove this madness and use...
Compare DATETIME and DATE ignoring time portion
...is a need to write a query that can benefit from an index on a date field, then the following (rather convoluted) approach is necessary.
The indexed datefield (call it DF1) must be untouched by any kind of function.
So you have to compare DF1 to the full range of datetime values for the day of DF2...