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Is there a difference between “throw” and “throw ex”?
...link isn't being forwarded correctly after a blog migration. Looks like it now lives here. Edit: Hey, wait, that's your blog! Fix your own links! ;^D
– ruffin
Oct 8 '19 at 21:21
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Why does document.querySelectorAll return a StaticNodeList rather than a real Array?
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I don't know why it returns a node list instead of an array, maybe because like getElementsByTagName it will update the result when you update the DOM. Anyway a very simple method to transform that result in a simple array is:
Array....
Stock ticker symbol lookup API [closed]
... As of a few days ago, this solution seems to be broken. Yahoo now requires a "region" parameter, and setting it to "US" doesn't make any difference. If anybody has a workaround, I would love to hear it!
– wstr
Oct 2 '15 at 17:39
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Most efficient way to check for DBNull and then assign to a variable?
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Old now, but I've recently seen a number of cases where this was exactly what the profiler said to fix. Imagine evaluating large data sets, where every cell needs to make this check. Optimizing that can can reap big rewards. But ...
What is the difference between a var and val definition in Scala?
...ge the state of that object. At the root of it, however, there was a var.
Now, immutability is a good thing for many reasons. First, if an object doesn't change internal state, you don't have to worry if some other part of your code is changing it. For example:
x = new B(0)
f(x)
if (x.value.value ...
Suppressing “warning CS4014: Because this call is not awaited, execution of the current method conti
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With C# 7 you can now use discards:
_ = WorkAsync();
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Get last record in a queryset
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2017 and the accepted answers is out of date now. As shown below you should use queryset.last().
– wobbily_col
Jul 14 '17 at 14:02
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How to mock a final class with mockito
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Mockito 2 now supports final classes and methods!
But for now that's an "incubating" feature. It requires some steps to activate it which are described in What's New in Mockito 2:
Mocking of final classes and methods is an incubating,...
How to “log in” to a website using Python's Requests module?
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I know you've found another solution, but for those like me who find this question, looking for the same thing, it can be achieved with requests as follows:
Firstly, as Marcus did, check the source of the login form to get thre...
What is a difference between
... arrays are what we call reifiable types. This means that at runtime Java knows that this array was actually instantiated as an array of integers which simply happens to be accessed through a reference of type Number[].
So, as you can see, one thing is the actual type of the object, and another thin...