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What is the effect of extern “C” in C++?
... at any time in the last 17 years at least. The whole point of the first example is that it doesn't matter whether you use a C or C++ compiler, no name mangling will be done for the names in the extern "C" block.
– Jonathan Wakely
Jan 19 '16 at 20:45
...
Code Golf: Collatz Conjecture
...e and link this program, just run:
;
; >> $ nasm -f elf collatz.asm && gcc -o collatz collatz.o
;
; You can then enjoy its output by passing a number to it on the command line:
;
; >> $ ./collatz 123
; >> 123 --> 370 --> 185 --> 556 --> 278 --> 139 --> 418...
How to convert JSON string to array
...
@RahulMehta If you're using PHP's built-in json_decode() it will return NULL if your JSON is invalid (for example, no quoted keys). That's what the documentation says and that's what my PHP 5.2 installation returns. Are you using a function other than...
Macro vs Function in C
I always saw examples and cases where using a macro is better than using function.
11 Answers
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Command to remove all npm modules globally?
...e Ollie Bennett's Answer.
npm ls -gp --depth=0 | awk -F/ '/node_modules/ && !/\/npm$/ {print $NF}' | xargs npm -g rm
Here is how it works:
npm ls -gp --depth=0 lists all global top level modules (see the cli documentation for ls)
awk -F/ '/node_modules/ && !/\/npm$/ {print $NF}...
How to recursively find and list the latest modified files in a directory with subdirectories and ti
...
I solved this using PHP instead. A recursive function that descends through the filesystem tree and stores the time of the most recently modified file.
– fredrik
Apr 19 '11 at 11:33
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SimpleTest vs PHPunit
...eally really baffled that SimpleTest still is considered an alternative to phpunit. Maybe i'm just misinformed but as far as I've seen:
PHPUnit is the standard; most frameworks use it (like Zend Framework (1&2), Cake, Agavi, even Symfony is dropping their own Framework in Symfony 2 for phpunit)...
Should I URL-encode POST data?
I'm POSTing data to an external API (using PHP, if it's relevant).
4 Answers
4
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html5 localStorage error with Safari: “QUOTA_EXCEEDED_ERR: DOM Exception 22: An attempt was made to
...ss my storage values in other pages? For example, I have this in my helper.php var store = MemoryStorage('my-app'); store.setItem('myString', 'Hello MemoryStorage!'); I want to access the value of myString in lecture.php. I tried initiating memorystorage in the page but still it shows an empty objec...
Is it possible to declare two variables of different types in a for loop?
...orted in gcc and clang for years (since gcc-7 and clang-4.0) (clang live example). This allows us to unpack a tuple like so:
for (auto [i, f, s] = std::tuple{1, 1.0, std::string{"ab"}}; i < N; ++i, f += 1.5) {
// ...
}
The above will give you:
int i set to 1
double f set to 1.0
std::stri...