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What is so special about Generic.xaml?
...urrent Windows theme e.g. on Vista using the Aero theme, the dictionary is called Aero.NormalColor.xaml, on XP using the default theme it is Luna.NormalColor.xaml. If the style is not found in the theme dictionary, it looks in Generic.xaml i.e for controls whose look doesn't depend on the theme.
Th...
How to select rows with no matching entry in another table?
...
Here's a simple query:
SELECT t1.ID
FROM Table1 t1
LEFT JOIN Table2 t2 ON t1.ID = t2.ID
WHERE t2.ID IS NULL
The key points are:
LEFT JOIN is used; this will return ALL rows from Table1, regardless of whether or not there is a matching row in Table2.
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Can JSON start with “[”?
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JSON can be either an array or an object. Specifically off of json.org:
JSON is built on two structures:
A collection of name/value pairs. In various languages, this is
realized as an object, record,
struct, dictionary, hash table,
keyed list, ...
How to drop SQL default constraint without knowing its name?
...ame
from sys.tables t
join sys.default_constraints d on d.parent_object_id = t.object_id
join sys.columns c on c.object_id = t.object_id and c.column_id = d.parent_column_id
where t.name = @table_name
and t.schema_id = schema_id(@schema_name)
and c.name = @col_name
--print @Command
execu...
How can I pass command-line arguments to a Perl program?
...erl -s
print "value of -x: $x\n";
print "value of -name: $name\n";
Then call it like this :
% ./myprog -x -name=Jeff
value of -x: 1
value of -name: Jeff
Or see the original article for more details:
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How does the MapReduce sort algorithm work?
...ertions about the breadth of problems that MapReduce can be used for. They called its interface too low-level, and questioned whether it really represents the paradigm shift its proponents have claimed it is. They challenge the MapReduce proponents' claims of novelty, citing Teradata as an example o...
Is there anything like .NET's NotImplementedException in Java?
...we have the word "yet" in the class name. Also, an IDE can easily list the call sites.
With the deprecation warning at each call site, your IDE and static code analysis tool can remind you where you still have to implement something. (This use of deprecation may feel wrong to some, but in fact depre...
Java naming convention for static final variables [duplicate]
... packages or types, nor will they normally shadow fields, whose names typically contain at least one lowercase letter.
Constant names cannot obscure method names, because they are distinguished syntactically.
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jquery $(window).width() and $(window).height() return different values when viewport has not been r
I am writing a site using jquery that repeatedly calls $(window).width() and $(window).height() to position and size elements based on the viewport size.
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What is the difference between declarative and imperative programming? [closed]
...in collection where item%2 != 0 select item would be the declarative form. Calling a function doesn't become declarative programming just because that function is in the System.Linq namespace.
– Pete Kirkham
Aug 28 '15 at 21:50
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