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Convert Data URI to File then append to FormData
...ers. Part of the task is to extract an image file from the canvas object and append it to a FormData object for upload.
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How do I drop a function if it already exists?
...ion with a check to see if it already exists? If it exists, I want to drop and re-create it.
11 Answers
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Visual Studio Expand/Collapse keyboard shortcuts [duplicate]
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Collapse to definitions
CTRL + M, O
Expand all outlining
CTRL + M, X
Expand or collapse everything
CTRL + M, L
This also works with other languages like TypeScript and JavaScript
share...
How can I split and parse a string in Python?
...a fact that the string contains an underscore, you can even unpack the LHS and RHS into separate variables:
In [8]: lhs, rhs = "2.7.0_bf4fda703454".split("_", 1)
In [9]: lhs
Out[9]: '2.7.0'
In [10]: rhs
Out[10]: 'bf4fda703454'
An alternative is to use partition(). The usage is similar to the la...
Is it valid to replace http:// with // in a ?
...complying with the URI syntax specified in the RFC.
Your example is valid and should work. I've used that relative URL method myself on heavily trafficked sites and have had zero complaints. Also, we test our sites in Firefox, Safari, IE6, IE7 and Opera. These browsers all understand that URL fo...
Preview an image before it is uploaded
...lementation of this. Works like a charm. @kxc you should make an ajax call and send input.files[0] as data, see jQuery's doc.
– Sumi Straessle
Mar 13 '17 at 9:07
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Is there a stopwatch in Java?
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As documented by nanoTime, the value returned has no absolute meaning, and can only be interpreted as relative to another timestamp
returned by nanoTime at a different time. Stopwatch is a more
effective abstraction because it exposes only these relative values,
not the absolute ones.
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Python multiprocessing pool.map for multiple arguments
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The answer to this is version- and situation-dependent. The most general answer for recent versions of Python (since 3.3) was first described below by J.F. Sebastian.1 It uses the Pool.starmap method, which accepts a sequence of argument tuples. It then au...
Unknown provider: $modalProvider
...rror occurs when you write in a dependency for a controller, service, etc, and you haven't created or included that dependency.
In this case, $modal isn't a known service. It sounds like you didn't pass in ui-bootstrap as a dependency when bootstrapping angular. angular.module('myModule', ['ui.boot...
The conversion of a datetime2 data type to a datetime data type resulted in an out-of-range value
...bject that has only been populated with data in the form (headline, story, and image). ApplyPropertyChanges applies changes to all properties of the object, including your uninitialized DateTime, which is set to 0001-01-01, which is outside of the range of SQL Server's DATETIME.
Rather than using ...