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Why avoid increment (“++”) and decrement (“--”) operators in JavaScript?
... is a history in C of doing things like:
while (*a++ = *b++);
to copy a string, perhaps this is the source of the excessive trickery he is referring to.
And there's always the question of what
++i = i++;
or
i = i++ + ++i;
actually do. It's defined in some languages, and in other's ther...
Android Text over image
...droid:text="Look at the drawable below"/>
With this you don't need an extra ImageView. It's also possible to use two drawables on more than one side of the TextView.
The only problem you will face by using this, is that the drawable can't be scaled the way of an ImageView.
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Find out if string ends with another string in C++
How can I find out if a string ends with another string in C++?
20 Answers
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What characters are allowed in an email address?
...cters are allowed with restrictions (they are only allowed inside a quoted string, as described in the paragraph below, and in addition, a backslash or double-quote must be preceded by a backslash);
comments are allowed with parentheses at either end of the local-part; e.g. john.smith(comment)@exa...
Java String - See if a string contains only numbers and not letters
I have a string that I load throughout my application, and it changes from numbers to letters and such. I have a simple if statement to see if it contains letters or numbers but, something isn't quite working correctly. Here is a snippet.
...
How does Haskell printf work?
...t is in the types anyway.
class PrintfType r
printf :: PrintfType r => String -> r
So printf has an overloaded return type. In the trivial case, we have no extra arguments, so we need to be able to instantiate r to IO (). For this, we have the instance
instance PrintfType (IO ())
Next, i...
Why do we use __init__ in Python classes?
...ike add or __init__) purpose is to describe how to convert the object to a string, like when you print it out.
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ASP.NET MVC: Unit testing controllers that use UrlHelper
...ier to this: response.Setup(x => x.ApplyAppPathModifier(Moq.It.IsAny<String>())).Returns((String url) => url); It's ugly, but I get the serialized object back in url encoded form, instead of hardcoding the value returned.
– eduncan911
Oct 14 '10 at ...
MySQL root password change
...
> UPDATE mysql.user SET authentication_string=PASSWORD('MyNewPass') WHERE user='root'; >FLUSH PRIVILEGES; In MySQL version 5.7.x there is no more password field in the mysql table. It was replaced with authentication_string.
– Robert Antho...
What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?
... much functionality as needed into the interface without having to declare extra methods.
The common interfaces
The Spring Data core library ships with two base interfaces that expose a dedicated set of functionalities:
CrudRepository - CRUD methods
PagingAndSortingRepository - methods for pagin...