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How to have jQuery restrict file types on upload?
...be bound using $("#my_upload_form").submit(function() { // above check }); api.jquery.com/submit. you can also prevent the form submitting using $("#my_upload_form").submit(function(e) { // above check e.preventDefault(); });
– Liam
Sep 24 '12 at 9:50
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Java Delegates?
...interface event handling, and have been used to
implement a user-interface API at least as comprehensive as the
Windows Foundation Classes.
We believe bound method references are harmful because they detract
from the simplicity of the Java programming language and the
pervasively object-oriented cha...
How to generate serial version UID in Intellij
...e private modifier where possible. docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/…
– Ilya Lozinsky
May 15 '19 at 6:20
2
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Variable length (Dynamic) Arrays in Java
...a structures, and other useful tools too. You'll want to check the Java 6 API for a full list of them.
One caveat: ArrayList can only hold objects (e.g. Integers), not primitives (e.g. ints). In MOST cases, autoboxing/autounboxing will take care of this for you silently, but you could get some we...
How to use Elasticsearch with MongoDB?
... and AngularJS.
If you're looking to use faceted search with data from an API then Matthiasn's BirdWatch Repo is something you might want to look at.
So here's how you can setup a single node Elasticsearch "cluster" to index MongoDB for use in a NodeJS, Express app on a fresh EC2 Ubuntu 14.04 inst...
How to remove all null elements from a ArrayList or String Array?
...
Try:
tourists.removeAll(Collections.singleton(null));
Read the Java API. The code will throw java.lang.UnsupportedOperationException for immutable lists (such as created with Arrays.asList); see this answer for more details.
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How do you upload images to a gist?
...en I post the result of a base64 encoded 12kb image/png file to the github api to create a gist I end up with a text file called test.png as seen here. I am sure it works great using git, but I want to use this to create gists from boxes where I can't setup git. There's also an issue filed against m...
Ruby / Rails: convert int to time OR get time from integer?
... with the given number of seconds (and optional microseconds) from epoch.
API links
ruby-doc.org/core/classes/Time
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How to normalize a path in PowerShell?
...s current working directory, simply passing a relative file name to a .NET API that doesn't understand PowerShell context, can have unintended side-effects, such as resolving to a path based off the initial working directory (not your current location).
What you do is you first qualify your path:
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Delete all the queues from RabbitMQ?
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This worked for me, but also showed *** Not found: /api/queues/%2F/name because the output is a ASCII table with a "name" column. I tweaked the command to be rabbitmqadmin list queues name | awk '!/--|name/ {print $2}' | xargs -I qn rabbitmqadmin delete queue name=qn to fix it...