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Show pop-ups the most elegant way
...a single popup/modal approach, however think of this particular UX: Say a customer is ordering an item, and the UI presents a confirm order popup (so we've 'occupied' Adam's popup with content). Now we click send or buy or whatever from that popup, and there is an error whereby the user needs to a...
When to use Hadoop, HBase, Hive and Pig?
...age
To replace daily aggregation data generated thru MySQL with Hive
Build Custom reports thru queries in Hive
Architecture Options
I benchmarked the following options:
Hive+HDFS
Hive+HBase - queries were too slow so I dumped this option
Design
Daily log Files were transported to HDFS
MR j...
How do you properly use namespaces in C++?
...ld even import select symbols from different namespaces, to build your own custom namespace interface. I have yet to find a practical use of this, but in theory, it is cool.
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Under what conditions is a JSESSIONID created?
...
For links generated in a JSP with custom tags, I had to use
<%@ page session="false" %>
in the JSP
AND
request.getSession().invalidate();
in the Struts action
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Code signing certificate for open-source projects?
...ate from StartCom (StartSSL). I'm very satisfied with their service: Their customer service is very fast, and their prices are very reasonable.
Getting the code-signing certificate
Getting a code signing certificate requires Class 2 Identity Validation. StartCom guides you through the whol...
What exactly do the Vagrant commands do?
...e actual gem
interface, with the difference being that Vagrant sets up a custom
directory where gems are installed so that they are isolated from your
system gems.
Vagrant ssh-config:
Under the hood, when you execute vagrant ssh to ssh into VM. It is utilizing it's well known ssh key. The ...
Handle file download from ajax post
...eturned as a response to the client. Download that response as a file with custom name in browser"
$("#my-button").on("click", function(){
// Data to post
data = {
ids: [1, 2, 3, 4, 5]
};
// Use XMLHttpRequest instead of Jquery $ajax
xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = fu...
REST HTTP status codes for failed validation or invalid duplicate
...more detailed explanation in the response headers and/or body (e.g. with a custom header - X-Status-Reason: Validation failed).
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How can I pass a list as a command-line argument with argparse?
...
Which produces
Namespace(list=[123, 234, 345, 456])
Or you can write a custom handler/action to parse comma-separated values so that you could do
-l 123,234,345 -l 456
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What's the difference between ngModel.$modelValue and ngModel.$viewValue
...nt Angular core directives, but it may be a primitive or an Object in your custom controls. A good example, is the <input file="type"> component, where viewValue contains FileList object with files attached by the user. The Angular docs are confusing about this right now and should be updated....