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val-mutable versus var-immutable in Scala
...ncy.
On an object (a field), pretty much the same thing happens, but with more dire consequences. Either way the object will have state and, therefore, break referential transparency. But having a mutable collection means even the object itself might lose control of who's changing it.
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What's the cause of this FatalExecutionEngineError in .NET 4.5 beta? [closed]
...ad anywhere. This appears to be a string class problem and hopefully not a more general issue. So right now I'm waiting for someone (Eric) with the source code to come along and explain what went wrong, and if anything else is effected. As a small benefit this discussion already settled the debate w...
ORDER BY the IN value list
... ways. Not so simple. The accepted answer only needs it once (even if in a more verbose fashion). And it's even simpler with modern Postgres (as demonstrated in newer answers). Also, this question seems to be about Postgres after all.
– Erwin Brandstetter
Mar 5...
MySQL “WITH” clause
...n scalability. They have focused for a long time on making their internals more scalable, to take advantage of modern hardware. But I think they have neglected SQL features.
– Bill Karwin
Feb 4 '14 at 18:25
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Are email addresses case sensitive?
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How can I tell when HttpClient has timed out?
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PHP substring extraction. Get the string before the first '/' or the whole string
...using the limit parameter to explode so that php won't scan the string any more than what's needed.
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How to use a filter in a controller?
...cause it reduces "magic strings". One benefit - what if this was in a much more complex controller and you failed to unit test the filter being used? You wouldn't notice the error if you use $filter('filtter1') (2 t's). However, if you inject filtter1Filter Angular will complain immediately that the...
Where should signal handlers live in a django project?
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How does Stack Overflow generate its SEO-friendly URLs?
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Here's how we do it. Note that there are probably more edge conditions than you realize at first glance.
This is the second version, unrolled for 5x more performance (and yes, I benchmarked it). I figured I'd optimize it because this function can be called hundreds of times...