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Git keeps asking me for my ssh key passphrase
...key parameters of all identities. -k Load only keys and not certificates. -c Require confirmation to sign using identities -t life Set lifetime (in seconds) when adding identities. -d Delete identity. -D Delete all identities. -x Lock agen...
Entity Framework - Code First - Can't Store List
...rimitive types. You can either create an entity (which will be saved to a different table) or do some string processing to save your list as a string and populate the list after the entity is materialized.
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Objective-C implicit conversion loses integer precision 'NSUInteger' (aka 'unsigned long') to 'int'
...ou can either declare the local count variable as
NSUInteger count;
or (if you are sure that your array will never contain more than 2^31-1 elements!),
add an explicit cast:
int count = (int)[myColors count];
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Add an element to an array in Swift
...
As of Swift 3 / 4 / 5, this is done as follows.
To add a new element to the end of an Array.
anArray.append("This String")
To append a different Array to the end of your Array.
anArray += ["Moar", "Strings"]
anArray.append(conte...
Associating enums with strings in C#
...st string TheOtherGroup = "CMB";
}
void DoSomething(string groupType)
{
if(groupType == GroupTypes.TheGroup)
{
// Be nice
}
else if (groupType == GroupTypes.TheOtherGroup)
{
// Continue to be nice
}
else
{
// unexpected, throw exception?
}
}
...
SQL Server IN vs. EXISTS Performance
...quires SQL Server to generate a complete result set, and then create a big IF statement I think.
– Randy Minder
Jan 14 '10 at 16:04
74
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Can a decorator of an instance method access the class?
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If you are using Python 2.6 or later you could use a class decorator, perhaps something like this (warning: untested code).
def class_decorator(cls):
for name, method in cls.__dict__.iteritems():
if hasattr(method...
What's the use of session.flush() in Hibernate
...es are not "committed" yet.
So after doing flush and before doing commit, if you access DB directly (say from SQL prompt) and check the modified rows, you will NOT see the changes.
This is same as opening 2 SQL command sessions. And changes done in 1 session are not visible to others until commit...
How to print a int64_t type in C
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And, if using C++ on Linux, be sure to #define __STDC_FORMAT_MACROS before including inttypes.h.
– csl
Nov 28 '14 at 8:50
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How to get just the parent directory name of a specific file
...stIndexOf():
file.getParentFile().getName();
These solutions only works if the file has a parent file (e.g., created via one of the file constructors taking a parent File). When getParentFile() is null you'll need to resort to using lastIndexOf, or use something like Apache Commons' FileNameUtils...