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Is floating-point math consistent in C#? Can it be?
...t number, to help implement complex functions such as sine, cosine, square root, and so on. If the lookup table is less granular than the fixed point number, it is suggested to round the input by adding one half of the granularity of the lookup table to the input:
// Assume each number has a 12 bit...
AngularJS- Login and Authentication in each route and controller
...our main controller you watch if the state of the user change.
app.run(['$rootScope', '$location', 'Auth', function ($rootScope, $location, Auth) {
$rootScope.$on('$routeChangeStart', function (event) {
if (!Auth.isLoggedIn()) {
console.log('DENY');
event.preven...
GUI not working after rewriting to MVC
...–View–Controller pattern is no panacea, but it offers some advantages. Rooted in MVC, the Swing separable model architecture is discussed in A Swing Architecture Overview. Based on this outline, the following example shows an MVC implementation of a much simpler game that illustrates similar pri...
How do I remove the passphrase for the SSH key without having to create a new key?
...parent. If you're logged in, it is available, when you are logged out your root user cannot use it. Removing the passphrase is a bad idea because anyone with the file can use it.
ssh-keygen -K
Add this to ~/.ssh/config
UseKeychain yes
...
Do NSUserDefaults persist through an Update to an app in the Appstore?
...e a similar experience. Our app stores a version number in Settings.Bundle/Root.Plist. This gets displayed through the iPhone Settings app. What we find is that on an Install the version number gets loaded from the app bundle - therefore the version number is correct. On an update however the versio...
Handling InterruptedException in Java
...ery polite to the caller. You could invent a new runtime exception but the root cause (someone wants the thread to stop execution) might get lost.
Other examples:
Implementing Runnable: As you may have discovered, the signature of Runnable.run does not allow for rethrowing InterruptedExceptions...
How to use Git and Dropbox together effectively?
... of problems. Anish (the creator of the library) explains it best:
The root cause of these problems is that the Dropbox desktop
client is designed for syncing files, not Git repositories. Without
special handling for Git repositories, it doesn’t maintain the same
guarantees as Git. Opera...
Serializing an object as UTF-8 XML in .NET
...position the memory stream to 0, otherwise you'll get an exception saying "Root element is missing". So do this: memStm.Position = 0; XmlReader xmlReader = XmlReader.Create(memStm)
– Sudhanshu Mishra
Jul 2 '15 at 1:24
...
Where does Java's String constant pool live, the heap or the stack?
... garbage
collection if there are no references to them from your program roots.
It applies to all discussed versions of Java. It means that if your
interned string went out of scope and there are no other references to
it – it will be garbage collected from the JVM string pool.
Being ...
What is a 'Closure'?
... the current scope, then up through the parent scopes until they reach the root scope.
var a = 1;
function() {
console.log(a); // works
}
console.log(a); // works
When a block or function is done with, its local variables are no longer needed and are usually blown out of memory.
This is ho...