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When restoring a backup, how do I disconnect all active connections?
...,
MOVE 'YourLDFLogicalName' TO 'D:\Data\YourLDFFile.ldf'
/*If there is no error in statement before database will be in multiuser
mode. If error occurs please execute following command it will convert
database in multi user.*/
ALTER DATABASE YourDB SET MULTI_USER
GO
Reference : Pinal Dave (http:...
How to remove a key from a Python dictionary?
...ter is not specified (ie. my_dict.pop('key')) and key does not exist, a KeyError is raised.
To delete a key that is guaranteed to exist, you can also use
del my_dict['key']
This will raise a KeyError if the key is not in the dictionary.
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How do I do a HTTP GET in Java? [duplicate]
...thod("http://httpcomponents.apache.org");
// execute method and handle any error responses.
...
InputStream in = get.getResponseBodyAsStream();
// Process the data from the input stream.
get.releaseConnection();
and here is a more complete example.
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Why can't Python parse this JSON data?
... any level in a dictionary by specifying the 'key paths'. If you get a KeyError exception it means the key doesn't exist in the path. Look out for typos or check the structure of your dictionary.
– Nuhman
May 25 '18 at 4:55
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What is Haskell used for in the real world? [closed]
...ation is a really nice feature:
Even if something would usually cause an error, it will still work as long as you don't use the result. For example, you could put 1 / 0 as the first item of a list and it will still work if you only used the second item.
It is easier to write search programs such a...
Is it possible to print a variable's type in standard C++?
..., "abc");
decltype(testVar)::foo= 1;
Returns:
Compilation finished with errors:
source.cpp: In function 'int main()':
source.cpp:5:19: error: 'foo' is not a member of 'std::tuple<int, double, const char*>'
share
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Checkout subdirectories in Git?
Is it possible to check out subdirectories of a repository in Git?
9 Answers
9
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Associating enums with strings in C#
...get { return new LogCategory("Warning"); } }
public static LogCategory Error { get { return new LogCategory("Error"); } }
}
Pass in type-safe string values as a parameter:
public static void Write(string message, LogCategory logCategory)
{
var log = new LogEntry { Message = message };
...
PHP DOMDocument loadHTML not encoding UTF-8 correctly
...
The workaround is very simple:
If you try the default, you will get the error you described
$str = $dom->saveHTML(); // saves incorrectly
All you have to do is save as follows:
$str = $dom->saveHTML($dom->documentElement); // saves correctly
This line of code will get your UTF-8 ch...
Retain precision with double in Java
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ViralShah: It also potentially introduces floating-point error when dealing with mathematical operations. Given that the point of this exercise is to avoid exactly that, it seems prudent to alter it.
– Samir Talwar
Mar 18 '10 at 9:00
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