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CURL to access a page that requires a login from a different page
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My answer is a mod of some prior answers from @JoeMills and @user.
Get a cURL command to log into server:
Load login page for website and open Network pane of Developer Tools
In firefox, right click page, choose 'Inspect Element (Q)' and click on Network tab
Go...
Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
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The explanation comes from Agner Fog in Optimizing software in C++ and it reduces to how data is accessed and stored in the cache.
For terms and detailed info, see the wiki entry on caching, I'm gonna narrow it down here.
A cache is organized in...
How can I check if a URL exists via PHP?
...1.1 404 Not Found') {
$exists = false;
}
else {
$exists = true;
}
From here and right below the above post, there's a curl solution:
function url_exists($url) {
return curl_init($url) !== false;
}
share
...
Why is an MD5 hash created by Python different from one created using echo and md5sum in the shell?
...com%2fquestions%2f5693360%2fwhy-is-an-md5-hash-created-by-python-different-from-one-created-using-echo-and-m%23new-answer', 'question_page');
}
);
Post as a guest
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String.Replace ignoring case
... than all occurrences of <paramref name="oldValue"/> will be removed from the <paramref name="str"/>.</param>
/// <param name="comparisonType">One of the enumeration values that specifies the rules for the search.</param>
/// <returns>A string that is equivalent t...
How do I do base64 encoding on iOS?
...ike to do base64 encoding and decoding, but I could not find any support from the iPhone SDK . How can I do base64 encoding and decoding with or without a library?
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Pairs from single list
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My favorite way to do it:
from itertools import izip
def pairwise(t):
it = iter(t)
return izip(it,it)
# for "pairs" of any length
def chunkwise(t, size=2):
it = iter(t)
return izip(*[it]*size)
When you want to pair all elements you...
The maximum value for an int type in Go
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I originally used the code taken from the discussion thread that @nmichaels used in his answer. I now use a slightly different calculation. I've included some comments in case anyone else has the same query as @Arijoon
const (
MinUint uint = 0 ...
What is a bank conflict? (Doing Cuda/OpenCL programming)
...y address one dataset at a time, so if a halfwarp tries to load/store data from/to the same bank the access has to be serialized (this is a bank conflict). For gt200 gpus there are 16 banks (32banks for fermi), 16 or 32 banks for AMD gpus (57xx or higher: 32, everything below: 16)), which are interl...
JRE 1.7 - java version - returns: java/lang/NoClassDefFoundError: java/lang/Object
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This problem stems from an improper Java installation.
Possibility 1
NOTE: This scenario only applies to Java 8 and prior. Beginning with Java 9, the JRE is structured differently. rt.jar and friends no longer exist, and Pack200 is no long...