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Fastest way to check if a value exists in a list
What is the fastest way to know if a value exists in a list (a list with millions of values in it) and what its index is?
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Is there an onSelect event or equivalent for HTML ?
...u to use fiddle.jshell.net/ecmanaut/335XK/show/light directly for just-the-test, though - their editor view fails to load jQuery used in the example for readability. All above just tested with mouse interaction; to get this keyboard friendly this hack likely needs additional work, as at least old IE...
Checking if a blob exists in Azure Storage
...ust wrote a blog post to answer your question: http://blog.smarx.com/posts/testing-existence-of-a-windows-azure-blob.
The short answer is: use CloudBlob.FetchAttributes(), which does a HEAD request against the blob.
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Capitalize first letter. MySQL
... this doesn't lower all other letters. Try SELECT CONCAT(UCASE(MID('TEST',1,1)),MID('TEST',2));
– vladkras
Apr 27 '18 at 10:07
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Python string class like StringBuilder in C#?
... Note that this article was written based on Python 2.2. The tests would likely come out somewhat differently in a modern version of Python (CPython usually successfully optimizes concatenation, but you don't want to depend on this in important code) and a generator expression where he...
Using Node.js only vs. using Node.js with Apache/Nginx
... the idea of using what you know best or using what is perceived as better-tested / more stable. These are very valid reasons practically speaking, but have little purely technical relevance.
Unless you find a feature that is possible with a classic web server that is not possible with Node (and I ...
How do I POST urlencoded form data with $http without jQuery?
...j[c])]); }, []).join('&');
– test30
Sep 14 '16 at 22:09
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Specifying an Index (Non-Unique Key) Using JPA
...va EE 7, which is out .
If you like living on the edge, you can get the latest snapshot for eclipselink from their maven repository (groupId:org.eclipse.persistence, artifactId:eclipselink, version:2.5.0-SNAPSHOT). For just the JPA annotations (which should work with any provider once they support ...
When should the xlsm or xlsb formats be used?
...er than .xlsb and saves 2 times longer and has 1.5 times a bigger file. I tested this on a generated worksheet with 10'000 rows * 1'000 columns = 10'000'000 (10^7) cells of simple chained =…+1 formulas:
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How do I view cookies in Internet Explorer 11 using Developer Tools
...rowser should have with the network tool, but like a lot of devs i need to test functionality when a cookie goes missing or is corrupted.
– RhinoDevX64
Apr 11 '14 at 18:25
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