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Why are function pointers and data pointers incompatible in C/C++?
I have read that converting a function pointer to a data pointer and vice versa works on most platforms but is not guaranteed to work. Why is this the case? Shouldn't both be simply addresses into main memory and therefore be compatible?
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How did I get a value larger than 8 bits in size from an 8-bit integer?
... occurs when the value is extended to bit-width sizeof(int) . As I understand it, incrementing a char shouldn't ever be undefined behavior as long as sizeof(char) < sizeof(int) . But that doesn't explain how c is getting an impossible value. As an 8-bit integer, how can c hold values gr...
How can I use speech recognition without the annoying dialog in android phones
Is this possible without modify the android APIs?
I've found a article about this.
There's one a comment that I should do modifications to the android APIs.
But it didn't say how to do the modification.
Can anybody give me some suggestions on how to do that?
Thanks!
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Finding duplicates in O(n) time and O(1) space
...ns in O(N) time. A swap only occurs if there is an i such that A[i] != i, and each swap sets at least one element such that A[i] == i, where that wasn't true before. This means that the total number of swaps (and thus the total number of executions of the while loop body) is at most N-1.
The seco...
Static way to get 'Context' in Android?
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Do this:
In the Android Manifest file, declare the following.
<application android:name="com.xyz.MyApplication">
</application>
Then write the class:
public class MyApplication extends Application {
private static Conte...
Are there any standard exit status codes in Linux?
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8 bits of the return code and 8 bits of the number of the killing signal are mixed into a single value on the return from wait(2) & co..
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/wait.h>
#...
Load a UIView from nib in Swift
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Original Solution
I created a XIB and a class named SomeView (used the same name for
convenience and readability). I based both on a UIView.
In the XIB, I changed the "File's Owner" class to SomeView (in the identity inspector).
I created a UIView outlet in S...
How to use RestSharp with async/await
...dern example of some asynchronous C# code that uses RestSharp with async and await . I know there's been a recent update by Haack but I don't know how to use the new methods.
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Inject service in app.config
... injection occurs in the top-level function passed to .service, so move $q and $http there.
– Josh David Miller
Apr 10 '13 at 23:29
1
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What difference between Jersey vs jax-rs
I really cant understand what really is jersey..
5 Answers
5
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