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What is the correct way of using C++11's range-based for?
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The above code prints the elements (ints) in the vector:
1 3 5 7 9
Now consider another case, in which the vector elements are not just simple integers,
but instances of a more complex class, with custom copy constructor, etc.
// A sample test class, with custom copy semantics.
class X
{
pu...
Insert new item in array on any position in PHP
...( $original, 3, 0, $inserted ); // splice in at position 3
// $original is now a b c x d e
If replacement is just one element it is not necessary to put array() around it, unless the element is an array itself, an object or NULL.
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How can I change my default database in SQL Server without using MS SQL Server Management Studio?
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Well this question is getting a bit old now. At the time I was using SQL 2005. Alter Login wasn't added until the 2008 version.
– Martin Brown
Nov 21 '17 at 15:19
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Django class-based view: How do I pass additional parameters to the as_view method?
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This method is now deprecated, now you can use url('<slug:slug>', MyView.as_view(), name='my_named_view')
– Rahat Zaman
Mar 7 '19 at 1:56
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How do I resolve the “java.net.BindException: Address already in use: JVM_Bind” error?
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If you know what port the process is running you can type:
lsof -i:<port>.
For instance, lsof -i:8080, to list the process (pid) running on port 8080.
Then kill the process with kill <pid>
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Case insensitive string compare in LINQ-to-SQL
...e other? I thought I read somewhere that ToUpper was better, but I don't know if that applies here. (I'm doing a lot of code reviews and everyone is using ToLower.)
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Loading and parsing a JSON file with multiple JSON objects
...o parse it all in one go or to figure out a streaming JSON parser. You can now opt to process each line separately before moving on to the next, saving memory in the process. You probably don't want to append each result to one list and then process everything if your file is really big.
If you hav...
JavaScript editor within Eclipse [closed]
... installed Aptana on this threads recommendation and for various reasons I now want to remove it. I've spent 15 minutes trying to figure out how to remove it from my Eclipse 3.4 config with no success - it seems to disable the uninstall buttons - and the only instructions I found on the Aptana site ...
@try - catch block in Objective-C
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Now I've found the problem.
Removing the obj_exception_throw from my breakpoints solved this. Now it's caught by the @try block and also, NSSetUncaughtExceptionHandler will handle this if a @try block is missing.
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NSUserDefaults - How to tell if a key exists
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I know this is old, but having only just now needed this information, I need to point out that the 'containsObject:' reference means just that: the object. NOT the key. IOW, in your header file if you've defined: #define kMyKey ...