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C pointer to array/array of pointers disambiguation
...declarators. P[N] is an array declarator. P(....) is a function declarator and *P is a pointer declarator. So everything in the following is the same as without any parentheses (except for the one of the functions' "()": int (((*p))); void ((g(void))); int *(a[1]); void (*(p())).
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How to concatenate items in a list to a single string?
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Didn't understand, what's the '-' on the left supposed to be??
– Lawrence DeSouza
Apr 2 '14 at 23:46
5
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Can I get the name of the currently running function in JavaScript?
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In ES5 and above, there is no access to that information.
In older versions of JS you can get it by using arguments.callee.
You may have to parse out the name though, as it will probably include some extra junk. Though, in some i...
functional interface that takes nothing and returns nothing [duplicate]
Is there a standard functional interface in the JDK that takes nothing and returns nothing? I cannot find one. Something like the following:
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foreach with index [duplicate]
Is there a C# equivalent of Python's enumerate() and Ruby's each_with_index ?
10 Answers
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Check time difference in Javascript
...objects to get their difference:
// use a constant date (e.g. 2000-01-01) and the desired time to initialize two dates
var date1 = new Date(2000, 0, 1, 9, 0); // 9:00 AM
var date2 = new Date(2000, 0, 1, 17, 0); // 5:00 PM
// the following is to handle cases where the times are on the opposite si...
Cloning a MySQL database on the same MySql instance
...s a bit dodgy.
Integrated from various good other answers
Both mysqldump and mysql commands accept options for setting connection details (and much more), like:
mysqldump -u <user name> --password=<pwd> <original db> | mysql -u <user name> -p <new db>
Also, if the ...
Django: accessing session variables from within a template?
...ke any other, so you just use the normal template mechanism for attributes and members:
{{ request.session.name }}
Don't forget to pass the request into the template context, or even better ensure you are using RequestContext and have the request context processor enabled. See the documentation.
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How do I write outputs to the Log in Android?
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Look into android.util.Log. It lets you write to the log with various log levels, and you can specify different tags to group the output.
For example
Log.w("myApp", "no network");
will output a warning with the tag myApp and the ...
Where can I find WcfTestClient.exe (part of Visual Studio)
...simply "Microsoft Visual Studio" WITHOUT the version number, in ProgFiles, and open the same subfolder)
– A. Chiesa
Aug 16 '18 at 13:35
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