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Join vs. sub-query
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In more complex queries, I find joins much easier to read than sub-queries. sub-queries turn into a bowl of noodles in my head.
– Zahra
Nov 1 '17 at 20:30
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What is the coolest thing you can do in
...Check http://www.microsoft.com/technet/scriptcenter/funzone/agent.mspx for more information.
EDIT 2011-09-02
I recently discovered that Microsoft Agent is not natively installed on Windows 7. However it is offered as a separate download here. I have not tested this so cannot verify whether it opera...
How to put more than 1000 values into an Oracle IN clause [duplicate]
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What is more efficient: Dictionary TryGetValue or ContainsKey+Item?
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This is more subtle: if(dict.ContainsKey(ikey)) dict[ikey]++; else dict.Add(ikey, 0);. But i think that TryGetValue is still more efficient since the get and set of the indexer property is used, isn't it?
– Ti...
Why does string::compare return an int?
...or example, rather than in memory.)
For class types, the issues are a bit more complex, due to the
fact that you can call member functions on an rvalue. This
means that rvalues must in fact have addresses, for the this
pointer, and can be cv-qualified, since the cv-qualification
plays a role in ov...
What is an AngularJS directive?
..., "specials", etc. directives -- whatever words or objects or concepts are more natural to use within the "online shopping" domain, rather than "div"s and "span"s (as @WTK already mentioned).
Directives can also componentize HTML -- group a bunch of HTML into some reusable component. If you find y...
How to use ADB Shell when Multiple Devices are connected? Fails with “error: more than one device an
...lator use adb -e shell or adb emu <command>. They'll fail if there's more than one emulator going and you'll have to fall back to -s
– Corey Ogburn
Jun 3 '16 at 20:23
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Mock vs MagicMock
... protocol methods and then all of those protocol methods
created a bunch more mocks and set them on their protocol methods,
you've got infinite recursion...
What if you want accessing your mock as a container object to be an
error -- you don't want that to work? If every mock has automati...
Why don't they teach these things in school? [closed]
...unate enough to get into Google Summer of Code. I learned a lot (probably more than I've learned in the sum of all my university coursework). I'm really wondering why they don't teach a few of the things I learned sooner in school though. To name a few:
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Optimistic vs. Pessimistic locking
...XA allow a separate transaction identifier to be reticulated around one or more systems. This type of protocol does allow locks to be used through pooled connections as the transaction identifier is de-coupled from the sessions and supplied explicitly. However, this does incur some overhead and is...