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git cherry-pick says “…38c74d is a merge but no -m option was given”
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The way a cherry-pick works is by taking the diff a changeset represents (the difference betwee...
How can I generate a diff for a single file between two branches in github
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answered Jan 24 '13 at 14:18
nulltokennulltoken
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MySQL: @variable vs. variable. What's the difference?
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CMake output/build directory
...proud of SO
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Use of the MANIFEST.MF file in Java
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FrankFrank
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How to create a unique index on a NULL column?
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Why does Math.round(0.49999999999999994) return 1?
...Java 7 no longer mandates this broken implementation.3
The problem
0.5+0.49999999999999994 is exactly 1 in double precision:
static void print(double d) {
System.out.printf("%016x\n", Double.doubleToLongBits(d));
}
public static void main(String args[]) {
double a = 0.5;
double b = 0...
conditional unique constraint
...'Oh no!', 1);
INSERT INTO CheckConstraint VALUES (2, 'Oh no!', 2);
-- Msg 547, Level 16, State 0, Line 14
-- The INSERT statement conflicted with the CHECK constraint "CheckActiveCountConstraint". The conflict occurred in database "TestSchema", table "dbo.CheckConstraint".
INSERT INTO CheckConstrain...