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Validate a username and password against Active Directory?
...uantly, it doesn't tell you why it's returned false (which is a pity as it means I can't do something sensible like redirect the user to change their password).
– Chris J
Sep 8 '11 at 15:10
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When to use Comparable and Comparator
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"Does implementing Comparable mean that I'm defining the natural order ?" , this gave me the answer i was looking for. Thanks :)
– Somjit
Sep 21 '13 at 2:33
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Equivalent of .try() for a hash to avoid “undefined method” errors on nil? [duplicate]
... handling as obj&.foo. Array#dig and
Hash#dig are also added.
This means as of 2.3 below code
account.try(:owner).try(:address)
can be rewritten to
account&.owner&.address
However, one should be careful that & is not a drop in replacement of #try. Take a look at this exampl...
Send data from activity to fragment in Android
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what is R.id.container here? did you mean R.id.container_current this is an int value.
– shaurya uppal
Oct 28 '17 at 9:49
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PHP - include a php file and also send query parameters
...str_name - this construction creates variable variable
// this means from variable $qstr_name = 'id', adding another $ sign in front you will receive variable $id
// the second iteration will give you variable $active and so on
$$qstr_name = $qstr_value;
}...
What's the meaning of Base SDK, iOS deployment target, Target, and Project in xcode
Say I set base SDK to 7, what does it mean? It could mean that the app would run on iOS 7. But that's what iOS deployment target is for.
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How to check if a string is a valid hex color representation?
...e here is that
[0-9A-F]{6}
is replaced with
([0-9A-F]{3}){1,2}
This means that instead of matching exactly 6 characters, it will match exactly 3 characters, but 1 or 2 times. Allowing ABC and AABBCC, but not ABCD
shar...
Is there a way to access the “previous row” value in a SELECT statement?
...ilt in notion of order, so you need to order by some column for this to be meaningful. Something like this:
select t1.value - t2.value from table t1, table t2
where t1.primaryKey = t2.primaryKey - 1
If you know how to order things but not how to get the previous value given the current one (EG, ...
Determine if running on a rooted device
... being hard coded
The existence of the "su" executable doesn't necessarily mean the device has been rooted
The "which" executable may or may not be installed, and you should let the system resolve its path if possible
Just because the SuperUser app is installed on the device does not mean the devic...
How do you perform a left outer join using linq extension methods
... old answer and was working at that time. Which Framework are you using? I mean .NET version?
– hajirazin
Oct 12 '16 at 5:25
2
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