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How to implement Rate It feature in Android App
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This doesnt support multiple users using the same device.
– AsafK
Dec 17 '14 at 9:25
1
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Spring Boot JPA - configuring auto reconnect
...n you are unable to configure your application to handle SQLExceptions resulting from dead and stale connections properly.
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Understanding Spring @Autowired usage
....movies you have to put this tag in your XML (application context file):
<context:component-scan base-package="com.mycompany.movies" />
This tag will do an auto-scanning. Assuming each class that has to become a bean is annotated with a correct annotation like @Component (for simple bean) o...
What does the “at” (@) symbol do in Python?
...search for as searching Python docs or Google does not return relevant results when the @ symbol is included.
12 Answers
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Possible heap pollution via varargs parameter
...ich have a type that is not a supertype of the object they point to.
List<A> listOfAs = new ArrayList<>();
List<B> listOfBs = (List<B>)(Object)listOfAs; // points to a list of As
This can lead to "unexplainable" ClassCastExceptions.
// if the heap never gets polluted, thi...
Changing the Git remote 'push to' default
I want to change the Git default remote branch destination so I could just
11 Answers
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Is an anchor tag without the href attribute safe?
...e is valid. It is considered to be a "placeholder hyperlink."
Example:
<a>previous</a>
Look for "placeholder hyperlink" on the w3c anchor tag reference page: https://www.w3.org/TR/2016/REC-html51-20161101/textlevel-semantics.html#the-a-element.
And it is also mentioned on the wiki...
Debugging Package Manager Console Update-Database Seed Method
...ate-database from code:
var configuration = new DbMigrationsConfiguration<TContext>();
var databaseMigrator = new DbMigrator(configuration);
databaseMigrator.Update();
This allows you to debug the Seed method.
You may take this one step further and construct a unit test (or, more precisely...
Entity Framework with NOLOCK
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Extension methods can make this easier
public static List<T> ToListReadUncommitted<T>(this IQueryable<T> query)
{
using (var scope = new TransactionScope(
TransactionScopeOption.Required,
new TransactionOptions() {
IsolationLevel =...
How can I read inputs as numbers?
... in string form. But, input will evaluate whatever you entered and the result of evaluation will be returned. For example,
>>> import sys
>>> sys.version
'2.7.6 (default, Mar 22 2014, 22:59:56) \n[GCC 4.8.2]'
>>> data = input("Enter a number: ")
Enter a number: 5 + 17
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