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Retrieving Property name from lambda expression
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return propInfo;
}
The source parameter is used so the compiler can do type inference on the method call. You can do the following
var propertyInfo = GetPropertyInfo(someUserObject, u => u.UserID);
share
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In JavaScript, why is “0” equal to false, but when tested by 'if' it is not false by itself?
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The reason is because when you explicitly do "0" == false, both sides are being converted to numbers, and then the comparison is performed.
When you do: if ("0") console.log("ha"), the string value is being tested. Any non-empty string is true, while an empty string...
MySQL > Table doesn't exist. But it does (or it should)
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cp -r /path/to/my/database /var/lib/mysql/new_database
If you do this with a database that uses InnoDB tables, you will get this crazy 'table does not exist' error mentioned above.
The issue is that you need the ib* files in the root of the MySQL datadir (e.g. ibdata1, ib_logfile0 and ...
How many parameters are too many? [closed]
...pending on the size and scope of your project, but I think it changes even down to the module level. Depending on what your method is doing, or what the class is supposed to represent, it's quite possible that 2 arguments is too many and is a symptom of too much coupling.
I would suggest that by a...
Force update of an Android app when a new version is available
...is available, the older version will become unusable – that is, if users do not update the app, they do not enter in the app. How can I force users to update the app when a new version becomes available?
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How to make an unaware datetime timezone aware in python
What I need to do
12 Answers
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Make xargs handle filenames that contain spaces
...pace characters (tabs, spaces, new lines) as delimiters.
You can narrow it down only for the new line characters ('\n') with -d option like this:
ls *.mp3 | xargs -d '\n' mplayer
It works only with GNU xargs.
For BSD systems, use the -0 option like this:
ls *.mp3 | xargs -0 mplayer
This method is ...
Java 8 Iterable.forEach() vs foreach loop
...hrowing checked exceptions, but common functional interfaces like Consumer don't declare any. Therefore, any code that throws checked exceptions must wrap them in try-catch or Throwables.propagate(). But even if you do that, it's not always clear what happens to the thrown exception. It could get sw...
Is APC compatible with PHP 5.4 or PHP 5.5?
It doesn't seem like APC has been updated to coincide with the php 5.4 release (I wish they would have included APC in PHP core like originally planned).
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C/C++ check if one bit is set in, i.e. int variable
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Hm. Why is this starting from 0? What do we get when 1 << 0?? Sorry, confused.
– Danijel
Feb 1 '16 at 14:59
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