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Linq to Objects: does GroupBy preserve order of elements?
...oups sorted by other fields than the group key, you saved my day with your comment. LINQ to MySql sorts the groups automagically by the group key! I've had to use ToList to bring the ordered query to local objects, then group over that. Thank you.
– Ivan Ferrer Villa
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How do I apply a style to all buttons of an Android application
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Best way for a 'forgot password' implementation? [closed]
...proach
The user enters his username and hits "forgot password". I also recommend the option of entering the email address instead of the username, because usernames are sometimes forgotten too.
The system has a table password_change_requests with the columns ID, Time and UserID. When the new user ...
How to make a whole 'div' clickable in html and css without JavaScript? [duplicate]
...is this possible?
Pedantic answer: No.
As you've already put on another comment, it's invalid to nest a div inside an a tag.
However, there's nothing preventing you from making your a tag behave very similarly to a div, with the exception that you cannot nest other block tags inside it. If it su...
What is the Swift equivalent to Objective-C's “@synchronized”?
...ized, but works as a replacement:
let serialQueue = DispatchQueue(label: "com.test.mySerialQueue")
serialQueue.sync {
// code
}
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Gson ignoring map entries with value=null
...ted in Gson is that null object fields are ignored. This allows for a more compact output format; however, the client must define a default value for these fields as the JSON format is converted back into its Java form.
Here's how you would configure a Gson instance to output null:
Gson gson =...
Where does Git store the SHA1 of the commit for a submodule?
...w that when you add a submodule to a git repository it tracks a particular commit of that submodule referenced by its sha1.
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