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C# Pass Lambda Expression as Method Parameter
...e a Func<T1, T2, TResult> delegate as the parameter type and pass it in to your Query:
public List<IJob> getJobs(Func<FullTimeJob, Student, FullTimeJob> lambda)
{
using (SqlConnection connection = new SqlConnection(getConnectionString())) {
connection.Open();
return conn...
Convert a list of objects to an array of one of the object's properties
Say I have the following class:
4 Answers
4
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Git keeps asking me for my ssh key passphrase
I created keys as instructed in the github tutorial, registered them with github, and tried using ssh-agent explicitly — yet git continues to ask me for my passphrase every time I try to do a pull or a push.
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html5 - canvas element - Multiple layers
Without any extension library, is it possible to have multiple layers in the same canvas element?
7 Answers
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How can I tell jackson to ignore a property for which I don't have control over the source code?
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You can use Jackson Mixins. For example:
class YourClass {
public int ignoreThis() { return 0; }
}
With this Mixin
abstract class MixIn {
@JsonIgnore abstract int ignoreThis(); // we don't need it!
}
With this:
objectMapper.getSeri...
Best explanation for languages without null
Every so often when programmers are complaining about null errors/exceptions someone asks what we do without null.
11 Answe...
.htaccess: Invalid command 'RewriteEngine', perhaps misspelled or defined by a module not included i
I have this error when trying to browse php files locally
8 Answers
8
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How to print pandas DataFrame without index
I want to print the whole dataframe, but I don't want to print the index
8 Answers
8
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How to generate the JPA entity Metamodel?
In the spirit of type safety associated with the CriteriaQuery JPA 2.0 also has an API to support Metamodel representation of entities.
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Django: Get list of model fields?
I've defined a User class which (ultimately) inherits from models.Model . I want to get a list of all the fields defined for this model. For example, phone_number = CharField(max_length=20) . Basically, I want to retrieve anything that inherits from the Field class.
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