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How do you discover model attributes in Rails?
...inspect.
irb(main):001:0> User.inspect
=> "User(id: integer, email: string, encrypted_password: string,
reset_password_token: string, reset_password_sent_at: datetime,
remember_created_at: datetime, sign_in_count: integer,
current_sign_in_at: datetime, last_sign_in_at: datetime,
current_s...
Permission denied (publickey) when SSH Access to Amazon EC2 instance [closed]
...rwise, if ec2-user and root don't work, check with your AMI provider.
Finally, be aware that there are many other reasons why authentication would fail. SSH is usually pretty explicit about what went wrong if you care to add the -v option to your SSH command and read the output, as explained in ma...
iterating over and removing from a map [duplicate]
...code sample to use the iterator in a for loop to remove the entry.
Map<String, String> map = new HashMap<String, String>() {
{
put("test", "test123");
put("test2", "test456");
}
};
for(Iterator<Map.Entry<String, String>> it = map.entrySet().iterator(); it.hasNex...
How to reference generic classes and methods in xml documentation
...
what about a spesific instance of T? like string? Maybe not possible?
– Svish
Feb 10 '09 at 13:00
...
Constructor of an abstract class in C#
...at class call the base constructor.
public abstract class A{
private string data;
protected A(string myString){
data = myString;
}
}
public class B : A {
B(string myString) : base(myString){}
}
...
How to execute a JavaScript function when I have its name as a string
I have the name of a function in JavaScript as a string. How do I convert that into a function pointer so I can call it later?
...
JAX-RS / Jersey how to customize error handling?
...ption extends WebApplicationException {
public NotAuthorizedException(String message) {
super(Response.status(Response.Status.UNAUTHORIZED)
.entity(message).type(MediaType.TEXT_PLAIN).build());
}
}
And to throw this newly create Exception you simply:
@Path("account...
Let JSON object accept bytes or let urlopen output strings
...TML meta http-equiv,...).
urllib should know how to encode the bytes to a string, but it's too naïve—it's a horribly underpowered and un-Pythonic library.
Dive Into Python 3 provides an overview about the situation.
Your "work-around" is fine—although it feels wrong, it's the correct way to ...
Gson: How to exclude specific fields from Serialization without annotations
...in the serialized json give it a transient keyword, eg:
private transient String name;
More details in the Gson documentation
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Lists in ConfigParser
...
There is nothing stopping you from packing the list into a delimited string and then unpacking it once you get the string from the config. If you did it this way your config section would look like:
[Section 3]
barList=item1,item2
It's not pretty but it's functional for most simple lists.
...