大约有 42,000 项符合查询结果（耗时：0.0597秒） [XML]
Data Modeling with Kafka? Topics and Partitions
...t things I think about when using a new service (such as a non-RDBMS data store or a message queue) is: "How should I structure my data?".
...
How to filter Android logcat by application? [duplicate]
...ed this because when I attach a device, I can't find the output I want due to spam from other processes.
27 Answers
...
Switching to a TabBar tab view programmatically?
Let's say I have a UIButton in one tab view in my iPhone app, and I want to have it open a different tab in the tab bar of the TabBarController . How would I write the code to do this?
...
Create a pointer to two-dimensional array
I need a pointer to a static 2-dimensional array. How is this done?
10 Answers
10
...
How do you change the server header returned by nginx?
There's an option to hide the version so it will display only nginx, but is there a way to hide that too so it will not show anything or change the header?
...
INNER JOIN ON vs WHERE clause
...ented.
A result of two tables JOINed is a cartesian product of the tables to which a filter is applied which selects only those rows with joining columns matching.
It's easier to see this with the WHERE syntax.
As for your example, in MySQL (and in SQL generally) these two queries are synonyms.
...
Is List a subclass of List? Why are Java generics not implicitly polymorphic?
...onsider what you can do with a List<Animal> - you can add any animal to it... including a cat. Now, can you logically add a cat to a litter of puppies? Absolutely not.
// Illegal code - because otherwise life would be Bad
List<Dog> dogs = new ArrayList<Dog>(); // ArrayList impleme...
How to print the full NumPy array, without truncation?
...
Use numpy.set_printoptions:
import sys
import numpy
numpy.set_printoptions(threshold=sys.maxsize)
share
|
improve this answer
|
...
Is it possible to change a UIButtons background color?
...
This can be done programmatically by making a replica:
loginButton = [UIButton buttonWithType:UIButtonTypeCustom];
[loginButton setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
loginButton.backgroundColor = [UIColor whiteColor];
loginButton.layer.borderColor = [UIColor ...
Traits in PHP – any real world examples/best practices? [closed]
...e application for traits when writing clean code.
Instead of using traits to hack code into a class it is better to pass in the dependencies via the constructor or via setters:
class ClassName {
protected $logger;
public function __construct(LoggerInterface $logger) {
$this->lo...