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What's the right OAuth 2.0 flow for a mobile app
...ect URLs.
Support loopback IP redirect URLs with arbitrary port numbers in order to support desktop apps.
Don’t assume native apps can keep a secret. Require all apps to declare whether they are public or confidential, and only issue client secrets to confidential apps.
Support the PKCE extension,...
Netflow record can't get octets (jnca)
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Differences between Perl and PHP [closed]
... collections (hashes). In PHP, they're the same type: an associative array/ordered map.
Perl arrays aren't sparse: setting an element with index larger than the current size of the array will set all intervening elements to undefined (see perldata). PHP arrays are sparse; setting an element won't se...
Why does X[Y] join of data.tables not allow a full outer join, or a left join?
...n of X[Y]
le <- Y[X]
mallx <- merge(X, Y, all.x = T)
# the column order is different so change to be the same as `merge`
setcolorder(le, names(mallx))
identical(le, mallx)
# [1] TRUE
If you want a full outer join
# the unique values for the keys over both data sets
unique_keys <- uniq...
Why do x86-64 systems have only a 48 bit virtual address space?
...e IBM PC designated a section of that for memory mapped peripherals, BIOS, etc. Some other 8088/8086 designs (Zenith Z100, if memory serves) designated less for peripherals and such, and correspondingly more for application programs.
– Jerry Coffin
Jul 16 '11 a...
Pushing read-only GUI properties back into ViewModel
...ameworkElement)
{
// WPF 4.0 onwards
frameworkElement.SetCurrentValue(ObservedWidthProperty, frameworkElement.ActualWidth);
frameworkElement.SetCurrentValue(ObservedHeightProperty, frameworkElement.ActualHeight);
// WPF 3.5 and prior
////SetObservedWidth(...
Why is the Java main method static?
...when we have to bridge the virtual machine world, and the world of C, C++, etc... The reverse is also true - it is not possible (at least to my knowledge) to actually get a JVM running without using JNI.
Basically, java.exe is a super simple C application that parses the command line, creates a n...
Difference between __getattr__ vs __getattribute__
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"In order to avoid infinite recursion in this method, its implementation should always call the base class method with the same name to access any attributes it needs, for example, object.__getattribute__(self, name)."
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What's the difference between IEquatable and just overriding Object.Equals()?
...at classes such as List<T>, Dictionary<K,V>, HashSet<T>, etc. These structures make heavy use of GetHashCode and Equals. But for value types this required boxing. IEquatable<T> lets a structure implement a strongly typed Equals method so no boxing is required. Thus much bette...
Why does Razor _layout.cshtml have a leading underscore in file name?
...o these default names of common pages should be configurable (Layout/Error/etc...).
– Tony Wall
Feb 7 '14 at 11:05
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