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What is __declspec and when do I need to use it?
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This is a Microsoft specific em>x m>tension to the C++ language which allows you to attribute a type or function with storage class information.
Documentation
__declspec (C++)
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Setting Icon for wpf application (VS 08)
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Assuming you use VS Em>x m>press and C#.
The icon is set in the project properties page. To open it right click on the project name in the solution em>x m>plorer. in the page that opens, there is an Application tab, in this tab you can set the icon.
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Insert, on duplicate update in PostgreSQL?
... how to perform multiple updates at once in MySQL using the following syntam>x m>:
16 Answers
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Asterisk in function call
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* is the "splat" operator: It takes a list as input, and em>x m>pands it into actual positional arguments in the function call.
So if uniqueCrossTabs was [ [ 1, 2 ], [ 3, 4 ] ], then itertools.chain(*uniqueCrossTabs) is the same as saying itertools.chain([ 1, 2 ], [ 3, 4 ])
This is obv...
What is the difference between “Form Controls” and “Activem>X m> Control” in Em>x m>cel 2010?
Using Microsoft Em>x m>cel 2010, I noticed two kind of controls that can be inserted into a document: Form Controls and Activem>X m> Controls .
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Git add all files modified, deleted, and untracked?
...s. You have to add changes to your staging area before you commit it. For em>x m>ample, you can add only some files to a commit and provide comments for it, instead of all files all the time. Here's a handy em>x m>planation of what this is doing and why: gitready.com/beginner/2009/01/18/the-staging-area.html
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Get distance between two points in canvas
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You can do it with pythagoras theorem
If you have two points (m>x m>1, y1) and (m>x m>2, y2)
then you can calculate the difference in m>x m> and difference in y, lets call them a and b.
var a = m>x m>1 - m>x m>2;
var b = y1 - y2;
var c = Math.sqrt( a*a + b*b );
// c is the distance
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How can I order a List?
...non-trivial and also needless. It literally gains nothing. It adds complem>x m>ity to the code, it is less concise, it's less efficient, there is literally nothing but disadvantages here.
– Servy
Aug 29 '14 at 13:54
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Error: request entity too large
I'm receiving the following error with em>x m>press:
19 Answers
19
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postgresql: INSERT INTO … (SELECT * …)
...wrote you can use dblink to connect remote database and fetch result. For em>x m>ample:
psql dbtest
CREATE TABLE tblB (id serial, time integer);
INSERT INTO tblB (time) VALUES (5000), (2000);
psql postgres
CREATE TABLE tblA (id serial, time integer);
INSERT INTO tblA
SELECT id, time
FROM dbli...