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How can javascript upload a blob?
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You actually don't have to use FormData to send a Blob to the server from JavaScript (and a File is also a Blob).
jQuery example:
var file = $('#fileInput').get(0).files.item(0); // instance of File
$.ajax({
type: 'POST',
url: 'upload.php',
data: file,
contentType: 'application/my-b...
Asserting successive calls to a mock method
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assert_has_calls is another approach to this problem.
From the docs:
assert_has_calls (calls, any_order=False)
assert the mock has been
called with the specified calls. The mock_calls list is checked for
the calls.
If any_order is False (the default) then the c...
Ruby on Rails and Rake problems: uninitialized constant Rake::DSL
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A tweet from DHH earlier. Rake .9.0 breaks Rails and several other things, you need to:
gem "rake", "0.8.7"
in your Gemfile.
share
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How to force maven update?
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if it's caused by the .lastupdated file, generated from the last unsuccessful dependency downloading, this method will not work, we need something like Rober Reiz's answer
– Junchen Liu
May 4 '16 at 10:44
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PHP function to make slug (URL string)
I want to have a function to create slugs from Unicode strings, e.g. gen_slug('Andrés Cortez') should return andres-cortez . How should I do that?
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In Ruby on Rails, what's the difference between DateTime, Timestamp, Time and Date?
...more subtle: DATETIME is formatted as YYYY-MM-DD HH:MM:SS. Valid ranges go from the year 1000 to the year 9999 (and everything in between. While TIMESTAMP looks similar when you fetch it from the database, it's really a just a front for a unix timestamp. Its valid range goes from 1970 to 2038. The d...
How can I concatenate regex literals in JavaScript?
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Where are you getting expression_one from? Do you mean regex1?
– TallOrderDev
May 7 '19 at 2:11
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How can I access and process nested objects, arrays or JSON?
...e.
// either `42` or the array
}
Depending on where the object comes from (and what you want to do), you might have to test in each iteration whether the property is really a property of the object, or it is an inherited property. You can do this with Object#hasOwnProperty [MDN].
As alternati...
How to apply multiple transforms in CSS?
...S rule.
Keep in mind multiple transform one line directives are applied from right to left.
This: transform: scale(1,1.5) rotate(90deg);
and: transform: rotate(90deg) scale(1,1.5);
will not produce the same result:
.orderOne, .orderTwo {
font-family: sans-serif;
font-size: 22px;
c...
How do I push amended commit to the remote Git repository?
...doing so anyway, so I won't repeat them here. But here is a tip to recover from the situation after you have pushed out the amended commit with --force (or +master).
Use git reflog to find the old commit that you amended (call it old, and we'll call the new commit you created by amending new).
Cre...