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SQL - using alias in Group By
...d because they must have been introduced in a previous step.
So in Oracle and SQL Server, you cannot use a term in the GROUP BY clause that you define in the SELECT clause because the GROUP BY is executed before the SELECT clause.
There are exceptions though: MySQL and Postgres seem to have additi...
Can I make a function available in every controller in angular?
... service out of it to avoid polluting the root scope. You create a service and make it available in your controller like this:
<!doctype html>
<html ng-app="myApp">
<head>
<script src="http://code.jquery.com/jquery-1.9.1.min.js"></script>
<script src="http:/...
What is the behavior of integer division?
...ion? What is the defined behavior?
Yes, integer quotient of the two operands.
6.5.5 Multiplicative operators
6 When integers are divided, the result of the / operator is the algebraic quotient with any
fractional part discarded.88) If the quotient a/b is representable, the expression
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Designing function f(f(n)) == -n
...
Hmm, saving state with even and odd numbers, I should've thought of that.
– Unknown
Apr 8 '09 at 22:25
38
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Mock vs MagicMock
My understanding is that MagicMock is a superset of Mock that automatically does "magic methods" thus seamlessly providing support for lists, iterations and so on... Then what is the reason for plain Mock existing? Isn't that just a stripped down version of MagicMock that can be practically ...
How to verify an XPath expression in Chrome Developers tool or Firefox's Firebug?
...here for more details):
Search in Elements panel like below
Execute $x() and $$() in Console panel, as shown in Lawrence's answer
Third party extensions (not really necessary in most of the cases, could be an overkill)
Here is how you search XPath in Elements panel:
Press F12 to open Chrome De...
Read text file into string array (and write)
The ability to read (and write) a text file into and out of a string array is I believe a fairly common requirement. It is also quite useful when starting with a language removing the need initially to access a database. Does one exist in Golang?
e.g.
...
Change date format in a Java string
...e. Read the java.text.SimpleDateFormat javadoc what the individual parts stands for. So stands for example M for months and m for minutes. Also, years exist of four digits yyyy, not five yyyyy. Look closer at the code snippets I posted here above.
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How to run .APK file on emulator [duplicate]
I download an APK file and I want to run it on an Android emulator but I don't know how. Please help me. Thanks!
4 Answer...
Is there a way of having git show lines added, lines changed and lines removed?
"git diff --stat" and "git log --stat" show output like:
5 Answers
5
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