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argparse store false if unspecified
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177
The store_true option automatically creates a default value of False.
Likewise, store_false w...
Android Studio needs JDK 7 for Android-L mac
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Setting the directory to:
/Library/Java/JavaVirtualMachines/jdk1.7.0_60.jdk/Contents/Home
in JDK settings solved my issue. I had the same problem getting started up. Hope this helps!
share
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SQLite - How do you join tables from different databases?
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128
If ATTACH is activated in your build of Sqlite (it should be in most builds), you can attach a...
Generate full SQL script from EF 5 Code First Migrations
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answered Dec 18 '12 at 18:44
Matt WilsonMatt Wilson
6,89977 gold badges2424 silver badges4747 bronze badges
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Why does Dijkstra's algorithm use decrease-key?
...O(log N)|O(log N)|O(log N)| O(M log N) | O(M log N)
Fibonacci Heap | O(1) |O(log N)| O(1) | O(M log N) | O(M + N log N)
As you can see, with most types of priority queues, there really isn't a difference in the asymptotic runtime, and the decrease-key version isn't likely to do much better...
DbArithmeticExpression arguments must have a numeric common type
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edited Dec 14 '17 at 11:03
community wiki
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LINQ Distinct operator, ignore case?
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edited Jan 12 '09 at 7:38
answered Nov 12 '08 at 6:41
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How to check for Is not Null And Is not Empty string in SQL server?
...s UNKNOWN for these rather than TRUE.
CREATE TABLE T
(
C VARCHAR(10)
);
INSERT INTO T
VALUES ('A'),
(''),
(' '),
(NULL);
SELECT *
FROM T
WHERE C <> ''
Returns just the single row A. I.e. The rows with NULL or an empty strin...
Angular JS: What is the need of the directive’s link function when we already had directive’s contro
...r loaded to a string)
var templateString = '<div my-directive>{{5 + 10}}</div>';
Now, this templateString is wrapped as an angular element
var el = angular.element(templateString);
With el, now we compile it with $compile to get back the link function.
var l = $compile(el)
Here is wh...
Entity framework code-first null foreign key
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169
You must make your foreign key nullable:
public class User
{
public int Id { get; set; }
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