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How to add lines to end of file on Linux
...o abc >> def' will 'sudo abc' and then '>> def' the output. In order to sudo the entire 'abc >> def' bit, you must do something like this: sudo sh -c "echo 'VNCSERVERS=\"1:root\"' >> /etc/sysconfig/configfile" (note that the inner double-quotes must be escaped)
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How to Delete using INNER JOIN with SQL Server?
...delete records because we have to specify the table to delete. Also remove ORDER BY clause because there is nothing to order while deleting records.
So your final query should be like this:
DELETE WorkRecord2
FROM WorkRecord2
INNER JOIN Employee
ON EmployeeRun=EmployeeNo
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Correct way of using JQuery-Mobile/Phonegap together?
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Please, could you add the order of the script loading, using latest version ??
– realtebo
Mar 20 '13 at 18:11
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Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS's? [duplica
...t of stored procs have generally been from the following (in no particular order):
Pre-parsed SQL
Pre-generated query execution plan
Reduced network latency
Potential cache benefits
Pre-parsed SQL -- similar benefits to compiled vs. interpreted code, except on a very micro level.
Still an adva...
What's a correct and good way to implement __hash__()?
...lf._a, self._b, self._c)))
Update: as Blckknght points out, changing the order of a, b, and c could cause problems. I added an additional ^ hash((self._a, self._b, self._c)) to capture the order of the values being hashed. This final ^ hash(...) can be removed if the values being combined cannot b...
How to use java.String.format in Scala?
...icate positioning. By default, the position of the argument is simply the order in which it appears in the string.
Here's an example of the proper way to use this:
String result = String.format("The format method is %s!", "great");
// result now equals "The format method is great!".
You will a...
What exactly does git's “rebase --preserve-merges” do (and why?)
...ve rebase".)
But here I will sketch what I think is the essence of it. In order to reduce the number of things to think about, I have taken a few liberties. (e.g. I don't try to capture with 100% accuracy the precise order in which computations take place, and ignore some less central-seeming topic...
Print text instead of value from C enum
...sday", /* ... etc ... */ };. You know, in case the days of the week are reordered, or you decide that Monday is the first day of the week.
– Tim Schaeffer
Jul 2 '10 at 20:13
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How to get first 5 characters from string [duplicate]
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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What does 'super' do in Python?
...om the parent class that follows Child in the instance's Method Resolution Order (MRO).
If the instance is a subclass of Child, there may be a different parent that comes next in the MRO.
Explained simply
When you write a class, you want other classes to be able to use it. super() makes it easi...