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What is the difference between up-casting and down-casting with respect to class variable
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64
Down-casting and up-casting was as follows:
Upcasting: When we want to cast a Sub class to Su...
How can prepared statements protect from SQL injection attacks?
... @Celeritas I tried above code using PostgreSQL 11.1 on x86_64 and SQLi example above worked.
– Krishna Pandey
Jan 29 '19 at 15:12
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How do I make calls to a REST api using C#?
...w System.Net.Http.Headers.AuthenticationHeaderValue("Basic", Convert.ToBase64String(cred));
client.DefaultRequestHeaders.Accept.Add(new System.Net.Http.Headers.MediaTypeWithQualityHeaderValue("application/json"));
System.Net.Http.HttpContent content = new StringContent(DATA,...
Parallel.ForEach vs Task.Factory.StartNew
... threads to finish up. To make it faster I subdivided the data myself into 64 work packages and created tasks for it. (Then Task.WaitAll to wait for completion.) The idea is to have idle threads pick up a work package to help finish the work instead of waiting for 1-2 threads to finish up their (Par...
When to use dynamic vs. static libraries
...Orion Adrian
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Why are unsigned int's not CLS compliant?
...; applying a unary minus operator to unsigned 32-bit number should yield a 64-bit signed result [negating anything other than zero would yield a negative number] but applying a unary minus to a ring type should yield the additive inverse within that ring.
In any case, the reason unsigned integers a...
Most efficient way to create a zero filled JavaScript array?
...from(new Float32Array(n));
}
function H(n) {
return Array.from(new Float64Array(n)); // needs 2x more memory than float32
}
function I(n) {
return new Float32Array(n); // this is not typical array
}
function J(n) {
return [].slice.apply(new Float32Array(n));
}
// Based on for
function K(n...
How are parameters sent in an HTTP POST request?
....php HTTP/1.1
Host: 127.0.0.1
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:18.0) Gecko/20100101 Firefox/18.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
DNT: 1
Referer: http://127.0.0.1/pass.php
Cookie:...
How exactly does a generator comprehension work?
... rz.rz.
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Detect encoding and make everything UTF-8
...('pass', 'auto', 'wchar', 'byte2be', 'byte2le', 'byte4be', 'byte4le', 'BASE64', 'UUENCODE', 'HTML-ENTITIES', 'Quoted-Printable', '7bit', '8bit'))
);
$header = array(
'Accept: '.implode(', ', $accept['type']),
'Accept-Charset: '.implode(', ', $accept['charset']),
);
$encoding = null;
$curl = ...