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Memcache(d) vs. Varnish for speeding up 3 tier web architecture
...SL so it's not uncommon to have a web server in front of Varnish to handle HTTPS. Traffic is then proxied to Varnish which then communicates with application web server - which might be the same server as the one handling HTTPS traffic.
– matt
Nov 24 '16 at 23:...
Net::SMTPAuthenticationError when sending email from Rails app (on staging environment)
...Google will block your sign-in attempt but
You can change your settings at https://www.google.com/settings/security/lesssecureapps so that your account is no longer protected by modern security standards.
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Bootstrap Alert Auto Close
...lert").slideUp(500);
});
});
});
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
<div class="product-options">
...
Putty: Getting Server refused our key Error
...ed: bad ownership or modes for directory
Googled and I found this post:
https://www.daveperrett.com/articles/2010/09/14/ssh-authentication-refused/
chmod g-w /home/your_user
chmod 700 /home/your_user/.ssh
chmod 600 /home/your_user/.ssh/authorized_keys
Basically, it tells me to:
get rid of ...
Download Github pull request as unified diff
...patch file, just add .diff or .patch to the end of the URL, for example:
https://github.com/weppos/whois/pull/90
https://github.com/weppos/whois/pull/90.diff
https://github.com/weppos/whois/pull/90.patch
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urllib2.HTTPError: HTTP Error 403: Forbidden
...date(2017, 9, 14) # End date of stock quote data DD-MM-YYYY
BASE_URL = "https://www.nseindia.com/products/dynaContent/common/productsSymbolMapping.jsp?symbol={security}&segmentLink=3&symbolCount=1&series=ALL&dateRange=+&fromDate={start_date}&toDate={end_date}&dataType=...
Find an element in DOM based on an attribute value
...torAll so you can do:
document.querySelectorAll('[data-foo="value"]');
https://developer.mozilla.org/en-US/docs/Web/API/Document.querySelectorAll
Details about browser compatibility:
http://quirksmode.org/dom/core/#t14
http://caniuse.com/queryselector
You can use jQuery to support obsolete ...
Regular expression to match URLs in Java
...lphas as well as a proper string beginning placeholder.
String regex = "^(https?|ftp|file)://[-a-zA-Z0-9+&@#/%?=~_|!:,.;]*[-a-zA-Z0-9+&@#/%=~_|]";
This works too:
String regex = "\\b(https?|ftp|file)://[-a-zA-Z0-9+&@#/%?=~_|!:,.;]*[-a-zA-Z0-9+&@#/%=~_|]";
Note:
String regex = ...
POST request send json data java HttpUrlConnection
...ToServer() throws IOException, JSONException {
String query = "https://example.com";
String json = "{\"key\":1}";
URL url = new URL(query);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setConnectTimeout(5000);
...
How to get a pixel's x,y coordinate color from an image?
...NT
(150,150): NOT_TRANSPARENT
image = new MarvinImage();
image.load("https://i.imgur.com/eLZVbQG.png", imageLoaded);
function imageLoaded(){
console.log("(0,0): "+(image.getAlphaComponent(0,0) > 0 ? "NOT_TRANSPARENT" : "TRANSPARENT"));
console.log("(150,150): "+(image.getAlphaCompo...