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What and where are the stack and heap?
... the CPU. This exceptional condition can then be caught by the runtime and converted into some kind of stack overflow exception.
Can a function be allocated on the heap instead of a stack?
No, activation records for functions (i.e. local or automatic variables) are allocated on the stack th...
Volatile Vs Atomic [duplicate]
...write to i between the read and the write.
The Atomic classes, like AtomicInteger and AtomicReference, provide a wider variety of operations atomically, specifically including increment for AtomicInteger.
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Algorithm to return all combinations of k elements from n
...gray codes:
Some Hamilton Paths and a Minimal Change Algorithm
Adjacent Interchange Combination Generation Algorithm
Here are some other papers covering the topic:
An Efficient Implementation of the Eades, Hickey, Read Adjacent Interchange Combination Generation Algorithm (PDF, with code in P...
NTFS performance and large volumes of files and directories
...hild's file data. Note: I am simplifying this somewhat but this gets the point across.
The index file will get fragmented. When it gets too fragmented, you will be unable to add files to that folder. This is because there is a limit on the # of fragments that's allowed. It's by design. I've confirme...
Android webview slow
...rity.HIGH);
Enable/disable hardware acceleration:
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
// chromium, enable hardware acceleration
webView.setLayerType(View.LAYER_TYPE_HARDWARE, null);
} else {
// older android version, disable hardware acceleration
webView....
Can (domain name) subdomains have an underscore “_” in it?
...r, domain name parts must be 63 octets or shorter in
length.... All post-converted name parts that contain internationalized characters begin with the string "bq--". (...) The string "bq--" was chosen because it is extremely unlikely
to exist in host parts before this specification was produced....
Haskell: Where vs. Let
...d things in outer scopes.
2: To use a where in the first example, you can introduce a second named function
that takes the x as a parameter, like this:
f = State f'
f' x = y
where y = ... x ...
or like this:
f = State f'
where
f' x = y
where y = ... x ...
3: Here is a comp...
Is there any difference between the `:key => “value”` and `key: “value”` hash notations?
...just like the old hashes; there's no reason (other than style, perhaps) to convert them.
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Is it possible to use “/” in a filename?
...our file defined in fs/namei.c called renameat:
SYSCALL_DEFINE4(renameat, int, olddfd, const char __user *, oldname,
int, newdfd, const char __user *, newname)
When the system call gets invoked, it does a path lookup (do_path_lookup) on the name. Keep tracing this, and we get to l...
How to modify memory contents using GDB?
...that we can use several commands to access and read memory: for example, print, p, x...
3 Answers
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