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How can I validate a string to only allow alphanumeric characters in it?
...char.IsLetterOrDigit instead IsLetter+IsNumber
– nick_n_a
Oct 30 '18 at 8:27
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What does this symbol mean in JavaScript?
...ncatenation, and subtraction operators; unary sign operators
What does = +_ mean in JavaScript, Single plus operator in javascript
What's the significant use of unary plus and minus operators?
Why is [1,2] + [3,4] = "1,23,4" in JavaScript?
Why does JavaScript handle the plus and minus operators bet...
How to do 3 table JOIN in UPDATE query?
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the answer is yes you can
try it like that
UPDATE TABLE_A a
JOIN TABLE_B b ON a.join_col = b.join_col AND a.column_a = b.column_b
JOIN TABLE_C c ON [condition]
SET a.column_c = a.column_c + 1
EDIT:
For general Update join :
UPDATE TABLEA a
JOIN TABLEB b ON a....
AngularJs ReferenceError: $http is not defined
... I wonder why Angular's own documentation (docs.angularjs.org/tutorial/step_05) has this error.
– Anurag
Oct 9 '13 at 11:49
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Correct way to define Python source code encoding
... edited Feb 23 '16 at 12:01
ivan_pozdeev
26.5k1010 gold badges7676 silver badges124124 bronze badges
answered Apr 8 '09 at 8:20
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difference between fork and branch on github
... @Jonathan: as loose or packed objects, see book.git-scm.com/7_how_git_stores_objects.html (objects being a blob (your "files"), a tree, a commit or a tag: book.git-scm.com/1_the_git_object_model.html )
– VonC
Feb 15 '11 at 21:50
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Relative URL to a different port number in a hyperlink?
... ASP, something like ...
<a href="<%=Request.ServerVariables("SERVER_NAME")%>:8080">Look at the other port</a>
should work. However, the exact format will depend on the technology you are using.
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Retrieving Property name from lambda expression
...n u.Operand is MemberExpression m =>
m.Member.Name,
_ =>
throw new NotImplementedException(expression.GetType().ToString())
};
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Pretty printing JSON from Jackson 2.2's ObjectMapper
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You can enable pretty-printing by setting the SerializationFeature.INDENT_OUTPUT on your ObjectMapper like so:
mapper.enable(SerializationFeature.INDENT_OUTPUT);
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kill -3 to get java thread dump
...'s stdout is placed. If you have a Tomcat server, this will be the catalina_(date).out file.
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