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How to implement the factory method pattern in C++ correctly
...
First of all, there are cases when
object construction is a task complex
enough to justify its extraction to
another class.
I believe this point is incorrect. The complexity doesn't really matter. The relevance is what does. I...
How to resolve “must be an instance of string, string given” prior to PHP 7?
... the class string is expected, but you're giving it a (scalar) string. The error message may be funny, but it's not supposed to work to begin with. Given the dynamic typing system, this actually makes some sort of perverted sense.
You can only manually "type hint" scalar types:
function foo($strin...
Objective-C for Windows
...heck that GNUstep MSYS is correctly installed (if you get a file not found error, ensure that the bin folder of GNUstep MSYS is in your PATH)
Use this simple "Hello World" program to test GNUstep's functionality:
#include <Foundation/Foundation.h>
int main(void)
{
NSAutoreleasePool * poo...
Load Testing with AB … fake failed requests (length)
...iable content length mismatches. ab doesn't report HTTP status code 500 as errors in its summary. The reason for the length mismatch might be that you have a real error. You can use -v 4 to get more info (better pipe to a file as there will be a lot of printout).
– Tal Lev-Ami
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deny direct access to a folder and file by htaccess
...RewriteRule ^(includes/|submit\.php) - [F,L,NC]
This will show forbidden error to use if URI contains either /includes/ or /submit.php
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How can I mock requests and the response?
...responses.GET, 'http://twitter.com/api/1/foobar',
json={'error': 'not found'}, status=404)
resp = requests.get('http://twitter.com/api/1/foobar')
assert resp.json() == {"error": "not found"}
assert len(responses.calls) == 1
assert responses.calls[0].request.url =...
No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin '…' is therefor
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Why the error is raised:
JavaScript code is limited by the same-origin policy, meaning, from a page at www.example.com, you can only make (AJAX) requests to services located at exactly the same domain, in that case, exactly www.examp...
Remote Connections Mysql Ubuntu
...t remotely to my MySQL server. I've tried everything and I'm still getting errors.
5 Answers
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What are all the different ways to create an object in Java?
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So actually only 2 ways exist: calling constructor (using new, clone() or reflection) and deserialization that does not invoke constructor.
– AlexR
Feb 24 '11 at 12:32
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How to perform file system scanning
...ath"
"os"
"flag"
"fmt"
)
func visit(path string, f os.FileInfo, err error) error {
fmt.Printf("Visited: %s\n", path)
return nil
}
func main() {
flag.Parse()
root := flag.Arg(0)
err := filepath.Walk(root, visit)
fmt.Printf("filepath.Walk() returned %v\n", err)
}
Please note th...