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What is the claims in ASP .NET Identity
...re?
There are two common authorization approaches that are based on Role and Claim.
Role-Based Security
A user gets assigned to one or more roles through which the user gets access rights.
Also, by assigning a user to a role, the user immediately gets all the access rights defined for that role....
Check if a Bash array contains a value
...ince array_to_string_internal() in array.c still loops over array elements and concatenates them into a string, it's probably not more efficient than the looping solutions proposed, but it's more readable.
if [[ " ${array[@]} " =~ " ${value} " ]]; then
# whatever you want to do when array conta...
Download a specific tag with Git
...hole repository.
After the clone, you can list the tags with $ git tag -l and then checkout a specific tag:
$ git checkout tags/<tag_name>
Even better, checkout and create a branch (otherwise you will be on a branch named after the revision number of tag):
$ git checkout tags/<tag_name...
Applying a function to every row of a table using dplyr?
...it useful to use adply for scalar functions that I have to apply to each and every row.
7 Answers
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Cannot refer to a non-final variable inside an inner class defined in a different method
...TheSoul points out.
This is why it doesn't work:
The variables lastPrice and price are local variables in the main() method. The object that you create with the anonymous class might last until after the main() method returns.
When the main() method returns, local variables (such as lastPrice and...
Replacing NAs with latest non-NA value
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@BallpointBen 's comment is important and should be included in the answer. Thanks!
– Ben
Mar 6 at 16:43
add a comment
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What are the “must have” jQuery plugins? [closed]
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My list:
Autocomplete
Input field to enable users quickly finding and selecting some value, leveraging searching and filtering.
JSON
JSON plugin retrieving retrieving and manipulating json data.
Cookie
Simple & lightweight utility plugin for reading, writing and deleting cookies....
Identity increment is jumping in SQL Server database
...es a cache size of 1,000 when allocating IDENTITY values for an int column and restarting the service can "lose" unused values (The cache size is 10,000 for bigint/numeric).
This is mentioned in the documentation
SQL Server might cache identity values for performance reasons and
some of the ...
Replace spaces with dashes and make all letters lower-case
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Just use the String replace and toLowerCase methods, for example:
var str = "Sonic Free Games";
str = str.replace(/\s+/g, '-').toLowerCase();
console.log(str); // "sonic-free-games"
Notice the g flag on the RegExp, it will make the replacement global...
Does JavaScript have the interface type (such as Java's 'interface')?
...ect with the proper methods, which would make it conform to the interface, and then undefine all the stuff that made it conform. It'd be so easy to subvert the type system -- even accidentally! -- that it wouldn't be worth it to try and make a type system in the first place.
Instead, JavaScript us...