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What are the pros and cons of performing calculations in sql vs. in your application
...lly not great for procedural work, but very good for set-based work; lousy error-handling, though)
As always, if you do bring the data back to the app-server, minimising the columns and rows will be to your advantage. Making sure the query is tuned and appropriately indexed will help either scenar...
How to properly overload the
...rwise it would attempt to compile the function body and give a compilation error.
– QuentinUK
Mar 12 '17 at 10:43
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How do you test functions and closures for equality?
...stener, AnyObject.self) === unsafeBitCast(f, AnyObject.self) but get fatal error: can't unsafeBitCast between types of different sizes. The idea is to build a event based system but the removeEventListener method should be able to check the function pointers.
– freezing_
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Difference between a Message Broker and an ESB
...k and queues to be replayed into a corrected application once an egregious error in logic has been uncovered and fixed. I don't think most brokers integrate that level of transactional support. For this to work at all your "transactions" almost have to be business events (a sale, a renewal, a chan...
UDP vs TCP, how much faster is it? [closed]
...gs on timers... but I'm working on a TCP replacement using UDP and Forward Error Correction and this is much harder than I thought it was going to be. Congestion control. A universal system that works on 1GB networks and Wireless networks all the same is a work of art. I feel like I'm trying to r...
How do I undo 'git add' before commit?
...ng your first commit:
"git reset" (without options or parameters) used to error out when
you do not have any commits in your history, but it now gives you
an empty index (to match non-existent commit you are not even on).
Documentation: git reset
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Custom Adapter for List View
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I get error in the activity here ListView yourListView = (ListView) findViewById(R.id.itemListView); cannot be resolved or is not a field
– PHPFan
Nov 3 '16 at 8:37
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How to make join queries using Sequelize on Node.js
...clude: [{model: Model2 , as: 'alias' }]},{raw: true}).success(onSuccess).error(onError);
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What's the difference between HEAD^ and HEAD~ in Git?
...01bf062a9fd67e43368
Querying the non-existent fourth parent results in an error.
$ git rev-parse 89e4fcb0dd^4
89e4fcb0dd^4
fatal: ambiguous argument '89e4fcb0dd^4': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions, like this:
'git <command> [<revi...
Does Python optimize tail recursion?
I have the following piece of code which fails with the following error:
6 Answers
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