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Must Dependency Injection come at the expense of Encapsulation?
...s constructor parameters or whatever) is a key part of this. Encapsulation doesn't really apply, as in the component/service oriented world, there is no 'implementation type' for details to leak from.
Unfortunately our languages don't currently segregate the fine-grained, object-oriented concepts f...
using gitignore to ignore (but not delete) files
...ng changes to this directory, but still allow it to exist? I also need to do this for 1 file, but changes to that also show up in git status after .gitignore ing them. What should I do?
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Key existence check in HashMap
...
Do you ever store a null value? If not, you can just do:
Foo value = map.get(key);
if (value != null) {
...
} else {
// No such key
}
Otherwise, you could just check for existence if you get a null value returned:
...
Simple way to calculate median with MySQL
...way of calculating the median. For now, I'm returning all the rows to PHP, doing a sort, and then picking the middle row, but surely there must be some simple way of doing it in a single MySQL query.
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How do I set the path to a DLL file in Visual Studio?
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Is there a similar way to do for Release build too?
– Narek
Nov 22 '17 at 9:50
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Exclude .svn directories from grep [duplicate]
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On the Windows version of GNU Grep, I had to use --exclude-dir=\.svn
– Rocket Hazmat
Sep 28 '10 at 16:00
18
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Why do I get “Procedure expects parameter '@statement' of type 'ntext/nchar/nvarchar'.” when I try t
Why do I get this error
3 Answers
3
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You can't specify target table for update in FROM clause
...
The problem is that MySQL, for whatever inane reason, doesn't allow you to write queries like this:
UPDATE myTable
SET myTable.A =
(
SELECT B
FROM myTable
INNER JOIN ...
)
That is, if you're doing an UPDATE/INSERT/DELETE on a table, you can't reference that table ...
Why does this async action hang?
...
Yep, that's a deadlock all right. And a common mistake with the TPL, so don't feel bad.
When you write await foo, the runtime, by default, schedules the continuation of the function on the same SynchronizationContext that the method started on. In English, let's say you called your ExecuteAsync ...
How does the ARM architecture differ from x86? [closed]
...s like USBs, need for such features are also disappearing.
If you need a document to quote, this is what Cortex-A Series Programmers Guide (4.0) tells about differences between RISC and CISC architectures:
An ARM processor is a Reduced Instruction Set Computer (RISC)
processor.
Complex ...