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Why do function pointer definitions work with any number of ampersands '&' or asterisks '*'?
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Delete local Git branches after deleting them on the remote repo
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None of this was working for me. You can see my other answer here:
https://stackoverflow.com/a/34969726/550454
But essentially, I now have this in my ~/.gitconfig:
[alias]
prune-branches = !git remote prune origin && git branch -vv | grep ': gone]' | awk '{print $1}' | xargs -r g...
Foreign Key to multiple tables
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Parsing a JSON string in Ruby
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I suggest Oj as it is waaaaaay faster than the standard JSON library.
https://github.com/ohler55/oj
(see performance comparisons here)
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Pointer expressions: *ptr++, *++ptr and ++*ptr
Recently I have come across this problem which I am unable to understand by myself.
10 Answers
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Accessing private member variables from prototype-defined functions
...n use the new Symbol to create private fields.
Here's a great description: https://curiosity-driven.org/private-properties-in-javascript
Example:
var Person = (function() {
// Only Person can access nameSymbol
var nameSymbol = Symbol('name');
function Person(name) {
this[nameS...
Mark error in form using Bootstrap
...feedback to message wrapper
Example:
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<div class="form-group has...
enum.values() - is an order of returned enums deterministic
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How do I lowercase a string in C?
... standard library, and that's the most straight forward way I can see to implement such a function. So yes, just loop through the string and convert each character to lowercase.
Something trivial like this:
#include <ctype.h>
for(int i = 0; str[i]; i++){
str[i] = tolower(str[i]);
}
or ...
What does “dereferencing” a pointer mean?
Please include an example with the explanation.
6 Answers
6
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