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www-data permissions?
So I have a directory in /var/www (called cake) and I need to allow www-data to write to it, but I also want to write to it (without having to use sudo). I'm afraid to change the permissions to 777 in case some other user on my machine (or a hacker) attempts to modify files in that directory. How do...
What is the difference between screenX/Y, clientX/Y and pageX/Y?
...browser.
For a visual on which browsers support which properties:
http://www.quirksmode.org/dom/w3c_cssom.html#t03
w3schools has an online Javascript interpreter and editor so you can see what each does
http://www.w3schools.com/jsref/tryit.asp?filename=try_dom_event_clientxy
<!DOCTYPE ht...
How can I resize an image dynamically with CSS as the browser width/height changes?
...tios:
img {
width: 100%;
height: auto;
}
<img src="https://www.petmd.com/sites/default/files/petmd-cat-happy-10.jpg" alt="cat">
So far not really interesting, but what if we would like to change the cats width to be the maximum of 50% of the viewport?
img {
width: 1...
POST data with request module on Node.JS
...ire('request');
request.post({
headers: {'content-type' : 'application/x-www-form-urlencoded'},
url: 'http://localhost/test2.php',
body: "mes=heydude"
}, function(error, response, body){
console.log(body);
});
...
Convert HTML to PDF in .NET
...s / environments I leave my old post as suggestion.
TuesPechkin
https://www.nuget.org/packages/TuesPechkin/
or Especially For MVC Web Applications
(But I think you may use it in any .net application)
Rotativa
https://www.nuget.org/packages/Rotativa/
They both utilize the
wkhtmtopdf binary f...
HTTP Basic Authentication - what's the expected web browser experience?
...
WWW-Authenticate header
You may also get this if the server is sending a 401 response code but not setting the WWW-Authenticate header correctly - I should know, I've just fixed that in out own code because VB apps weren't p...
Using the rJava package on Win7 64 bit with R
... versions do not work! Mirrors are not up-to-date, so go to the source at www.rforge.net: http://www.rforge.net/rJava/files/. Note the advice there
“Please use
`install.packages('rJava',,'http://www.rforge.net/')`
to install.”
That is almost correct. This actually works:
install.packages(...
WAMP 403 Forbidden message on Windows 7
...n 127.0.0.1 in httpd.conf (Apache's config file) :
<Directory "c:/wamp/www/">
Options Indexes FollowSymLinks
AllowOverride all
Order Deny,Allow
Deny from all
Allow from 127.0.0.1
</Directory>
The same goes for your PHPMyAdmin access, the config file is phpmyadmin.c...
How do you sign a Certificate Signing Request with your Certification Authority?
...#######################
[ alternate_names ]
DNS.1 = example.com
DNS.2 = www.example.com
DNS.3 = mail.example.com
DNS.4 = ftp.example.com
If you are developing and need to use your workstation as a server, then you may need to do the following for Chrome. Otherwise Chrome may complain a Common...
What do the terms “CPU bound” and “I/O bound” mean?
...llel CPU matrix multiplication libraries like the following exist:
http://www.netlib.org/scalapack/pblas_qref.html
http://icl.cs.utk.edu/magma/software/
Cache usage makes a big difference to the speed of implementations. See for example this didactic GPU comparison example.
See also:
Why can GPU ...