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Checking if an object is a given type in Swift
... able to do object.uppercaseString because the type of the variable is not casted to that type, you just checked that the object (pointed by the variable) is a String
– Ferran Maylinch
Jan 18 '17 at 16:53
...
Service Reference Error: Failed to generate code for the service reference
...types option is there for a reason and in some cases it avoids unnecessary casting in the code consuming the service.
For example, if the service itself is built using WCF and some methods parameters inside it are of type System.Guid, they will be translated to strings in the generated client if th...
hasNext in Python iterators?
...ss of the Python community is staggering.
– Jonathan Cast
Aug 21 '17 at 13:48
nice answer, I'm copying this for ilustr...
Clear Application's Data Programmatically
...ationUserData().
I highly recommend using it in new applications:
import android.os.Build.*;
if (VERSION_CODES.KITKAT <= VERSION.SDK_INT) {
((ActivityManager)context.getSystemService(ACTIVITY_SERVICE))
.clearApplicationUserData(); // note: it has a return value!
} else {
// ...
Looking for ALT+LeftArrowKey solution in zsh
...recently switched from bash to zsh, however I miss my Alt + LeftArrowKey and Alt + RightArrowKey to go back and forth a word at a time.
...
How can I find the last element in a List?
...e>, Count and Contains are optimised for ICollection<TSource> and Cast<TResult> is optimised for IEnumerable<TResult>.
– chillitom
Dec 4 '13 at 17:52
9
...
C++ template constructor
...ame T> C(T*);
};
template <typename T> T* UseType()
{
static_cast<T*>(nullptr);
}
Then to create an object of type C using int as the template parameter to the constructor:
C obj(UseType<int>());
Since you can't pass template parameters to a constructor, this solution ...
pip issue installing almost any library
... new to coding, so I thought maybe this is something I've been doing wrong and have opted out to easy_install to get most of what I needed done, which has generally worked. However, now I'm trying to download the nltk library, and neither is getting the job done.
...
MySQL Server has gone away when importing large sql file
...
As stated here:
Two most common reasons (and fixes) for the MySQL server has gone away
(error 2006) are:
Server timed out and closed the connection. How to fix:
check that wait_timeout variable in your mysqld’s my.cnf configuration file is large en...
How can I multiply all items in a list together with Python?
...Convenient if you're already using Numpy. You probably don't even need to cast it as a list first, this should work for most cases result = np.prod(mylist)
– Nick
Jun 9 '16 at 23:47
...