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Conversion from Long to Double in Java
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I did. Parsing a string to do this (now edited out of the answer) will degrade performance by many orders of magnitude. Boxing is less expensive but still worth avoiding, especially in cases like this (using new) where it can't be elided away.
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Rails: update_attribute vs update_attributes
...nd(name.to_s + '=', value)
2616: save(false)
2617: end
and now refer update_attributes and look at its code you get
# File vendor/rails/activerecord/lib/active_record/base.rb, line 2621
2621: def update_attributes(attributes)
2622: self.attributes = attributes
26...
How to change MySQL data directory?
...r reload
Restart MySQL with the command:
sudo /etc/init.d/mysql restart
Now login to MySQL and you can access the same databases you had before.
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Set cookie and get cookie with JavaScript [duplicate]
...ent.cookie = name +'=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT;';
}
Now, calling functions
setCookie('ppkcookie','testcookie',7);
var x = getCookie('ppkcookie');
if (x) {
[do something with x]
}
Source - http://www.quirksmode.org/js/cookies.html
They updated the page today so everything...
Android: What is better - multiple activities or switching views manually?
...e its own Activity.
UPDATE March 2014:
At this point the question should now include the choice of Fragments. I think that Views are probably the least likely choice of the 3: Activity, Fragment, View. If you want to implement screens that make use of the back button then it should be either Activ...
Semicolon before self-invoking function? [duplicate]
...ious to find if this is the next awesome thing in JavaScript that I don't know.
4 Answers
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What is ASP.NET Identity's IUserSecurityStampStore interface?
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The UseCookieAuthentication is deprecated by now. I managed to configure it using services.Configure<SecurityStampValidatorOptions>(o => o.ValidationInterval = TimeSpan.FromSeconds(10));.
– riezebosch
Sep 6 '17 at 7:07
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SQL Call Stored Procedure for each Row without using a cursor
...merID INT
SET @LastCustomerID = 0
-- define the customer ID to be handled now
DECLARE @CustomerIDToHandle INT
-- select the next customer to handle
SELECT TOP 1 @CustomerIDToHandle = CustomerID
FROM Sales.Customer
WHERE CustomerID > @LastCustomerID
ORDER BY CustomerID
-- as long as we have...
Good reasons to prohibit inheritance in Java?
... own version of that method (or it will be a compile error). That way you know that the behavior you implement in that method won't change later when someone else extends the class.
– Bill the Lizard
Feb 25 '16 at 12:11
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Callback functions in Java
...rface myCallback {
void onSuccess();
void onError(String err);
}
now to make this callback run when ever you wish to do to handle the results - more likely after async call and you wanna run some stuff which depends on these reuslts
// import the Interface class here
public class App {
...