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Must Dependency Injection come at the expense of Encapsulation?
... should be fully valid after construction, such that anything they need in order to perform their role (i.e. be in a valid state) should be supplied through the constructor anyway. If you have an object that requires a collaborator to work, it seems fine to me that the constructor publically advert...
How to Join to first row
...
SELECT Orders.OrderNumber, LineItems.Quantity, LineItems.Description
FROM Orders
JOIN LineItems
ON LineItems.LineItemGUID =
(
SELECT TOP 1 LineItemGUID
FROM LineItems
WHERE Or...
Why shouldn't I use mysql_* functions in PHP?
...eceded by a colon, instead of question marks. We don't care about position/order of value in name place holder:
$stmt->bindParam(':bla', $bla);
bindParam(parameter,variable,data_type,length,driver_options)
You can also bind using an execute array as well:
<?php
$stmt = $db->prepare("S...
Set every cell in matrix to 0 if that row or column contains a 0
...e pass since a single bit has an effect on bits before and after it in any ordering. IOW Whatever order you traverse the array in, you may later come accross a 0 which means you have to go back and change a previous 1 to a 0.
Update
People seem to think that by restricting N to some fixed value (s...
What is the difference between a JavaBean and a POJO?
...ive from a particular base class, or make use of particular annotations in order to be compatible with a given framework, and can be any arbitrary (often relatively simple) Java object.
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Mime type for WOFF fonts?
...
As cc young said, in order to get rid of the Chrome warning "Resource interpreted as Font but transferred with MIME type application/font-woff" you need to use "application/x-font-woff"
– Jamie
Jan 2 '13 at ...
Does Java have a using statement?
...ot implement AutoCloseable. So you'll need to be on Hibernate >= 5.0 in order to use this feature.
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MySQL - Get row number on select
...query to:
SET @rank=0;
SELECT @rank:=@rank+1 AS rank, itemID, COUNT(*) as ordercount
FROM orders
GROUP BY itemID
ORDER BY ordercount DESC;
SELECT @rank;
The last select is your count.
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What is a user agent stylesheet?
...tyles can cause weird results with form fields, particularly around field borders or multi-part elements like type="file".
– treat your mods well
Oct 28 '14 at 19:03
7
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What is the purpose of “android.intent.category.DEFAULT”?
...ATEGORY_DEFAULT so that they can be found by Context.startActivity().
In order to receive implicit intents, you must include the CATEGORY_DEFAULT category in the intent filter. The methods startActivity() and startActivityForResult() treat all intents as if they declared the CATEGORY_DEFAULT categ...