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When should I use RequestFactory vs GWT-RPC?
I am trying to figure out if I should migrate my gwt-rpc calls to the new GWT2.1 RequestFactory cals.
8 Answers
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Do fragments really need an empty constructor?
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Yes they do.
You shouldn't really be overriding the constructor anyway. You should have a newInstance() static method defined and pass any parameters via arguments (bundle)
For example:
public static final MyFragment newInstance(int title, String messa...
Check if a variable is a string in JavaScript
...ing both typeof and instanceof feels like good advice if your code may be called by others'. @MarkAmery's postmessage edge case matters if you're asking "what was I just postmessaged?" - but you'd expect that to be handled at the interface and not allowed to propagate. Elsewhere, it seems correct t...
Gradle - getting the latest release version of a dependency
...I've mistaken that with the plugin versions, cause for Maven 3 it does not allow RELEASE/LATEST anymore. But it's of course bad practice to use such version identifiers.
– khmarbaise
Apr 29 '12 at 14:26
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Error 1022 - Can't write; duplicate key in table
...ou can not have the same foreign key names in the database tables.
Check all your tables and all your foreign keys and avoid having two foreign keys with the same exact name.
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How to run a hello.js file in Node.js on windows?
...ace to kick-off the execution of a file. More here: nodejs.org/docs/v0.3.1/api/repl.html
– Wayne
Jul 18 '11 at 20:18
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Display block without 100% width
... gets positioned before the last span. Guess one solution would be to make all child elements in the li float.
– Staffan Estberg
Oct 3 '12 at 17:01
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Backbone.View “el” confusion
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A views el is where all the event binding takes place. You don't have to use it but if you want backbone to fire events you need to do your rendering work on the el. A views el is a DOM element but it does not have to be a pre-existing element. ...
How do I print the type of a variable in Rust?
...r
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= note: expected type `()`
found type `{float}`
Or call an invalid method:
let mut my_number = 32.90;
my_number.what_is_this();
error[E0599]: no method named `what_is_this` found for type `{float}` in the current scope
--> src/main.rs:3:15
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3 | my_number.what_is_...
Unix tail equivalent command in Windows Powershell
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Interesting. I would have thought that all arguments that exist also appear in help, yet man gc -par wait tells me there is no parameter. But I think this doesn't solve the problem that the OP has, since they asked for tail, not tail -f and an efficient implementa...