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Integrating Dropzone.js into existing HTML form with other fields
...opzone.autoDiscover = false;
$("#dZUpload").dropzone({
url: "hn_SimpeFileUploader.ashx",
addRemoveLinks: true,
success: function (file, response) {
var imgName = response;
file.previewElement.classList.add("dz-success");
console.log("Su...
Inserting image into IPython notebook markdown
I am starting to depend heavily on the IPython notebook app to develop and document algorithms. It is awesome; but there is something that seems like it should be possible, but I can't figure out how to do it:
...
How to make a HTTP request using Ruby on Rails?
...o caution against doing so as you will add more dependencies to your rails app. More dependencies means more memory consumption and also potentially larger attack surface. Using Net::HTTP is cumbersome but the trade off isn't worth it.
– Jason Yeo
Apr 12 '16 at...
What is the best way to implement a “timer”? [duplicate]
...ple.");
while(Console.Read() != 'q');
}
// Specify what you want to happen when the Elapsed event is raised.
private static void OnTimedEvent(object source, ElapsedEventArgs e)
{
Console.WriteLine("Hello World!");
}
The Elapsed event will be raised every X amount of milliseconds, spe...
Keyword not supported: “data source” initializing Entity Framework Context
...
This appears to be missing the providerName="System.Data.EntityClient" bit. Sure you got the whole thing?
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improve this a...
When should I use C++ private inheritance?
...ly, which is not the case with plain inheritance.
– j_random_hacker
Mar 18 '09 at 8:23
5
This can...
Canvas is stretched when using CSS but normal with “width” / “height” properties
...
Oh, apparently it's actually described rather well at whatwg.org/specs/web-apps/current-work/multipage/… (section #attr-canvas-width). The trouble is that I clicked on the wrong width before and went to the #dom-canvas-width se...
More elegant way of declaring multiple variables at the same time
...ension, but here's a very readable implementation:
>>> def invert_dict(inverted_dict):
... elements = inverted_dict.iteritems()
... for flag_value, flag_names in elements:
... for flag_name in flag_names:
... yield flag_name, flag_value
...
>>> flags =...
bootstrap modal removes scroll bar
When I trigger a modal view in my page it triggers the scroll bar to disappear. It's an annoying effect because the background page starts moving when the modal moves in / disappears. Is there a cure for that effect?
...
Check whether a string is not null and not empty
...d to str.isBlank() which will also test for other Unicode white spaces)
Wrapped in a handy function:
public static boolean empty( final String s ) {
// Null-safe, short-circuit evaluation.
return s == null || s.trim().isEmpty();
}
Becomes:
if( !empty( str ) )
...