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What column type/length should I use for storing a Bcrypt hashed password in a Database?
... Be aware - storing as binary(60) can cause unexpected behavior for string equality (among other things). In .NET this can be overcome by using String.Equals(fromDataBaseBinary60string, typicalishString, StringComparison.InvariantCulture)
– JHubbard80
Fe...
Set the value of an input field
... Never set non-text values to such fields. If you read back you will read string (!) in some browsers )
– socketpair
Apr 4 '14 at 14:21
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Using IQueryable with Linq
...ECT c.Id, c.Name
FROM [dbo].[Customer] c
WHERE c.Region = 'North'
(the string might end up as a parameter; I can't remember)
None of this would be possible if we had just used a delegate. And this is the point of Queryable / IQueryable<T>: it provides the entry-point for using expression ...
make arrayList.toArray() return more specific types
...
Like this:
List<String> list = new ArrayList<String>();
String[] a = list.toArray(new String[0]);
Before Java6 it was recommended to write:
String[] a = list.toArray(new String[list.size()]);
because the internal implementatio...
Difference between \A \z and ^ $ in Ruby regular expressions
...out distinguishing between the two. You may not always be in a position to string manipulate, only to Regex, so commit the right one to memory and know the difference!
– dooleyo
Mar 25 '14 at 18:01
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What is the exact meaning of IFS=$'\n'?
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Normally bash doesn't interpret escape sequences in string literals. So if you write \n or "\n" or '\n', that's not a linebreak - it's the letter n (in the first case) or a backslash followed by the letter n (in the other two cases).
$'somestring' is a syntax for string liter...
django template display item value or empty string
...lt_if_none template filter, (doc).
default_if_none will display the given string if the variable is 'None'.
default will display the string if the variable evaluates to False, ie empty strings, empty lists etc
{{ item.somefield|default_if_none:"" }}
{{ item.somefield|default:"" }}
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Login failed for user 'IIS APPPOOL\ASP.NET v4.0'
...
ensure you have...
Trusted_Connection=false;
in your connection String
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Mixing a PHP variable with a string literal
...an use braces to remove ambiguity when interpolating variables directly in strings.
Also, this doesn't work with single quotes. So:
echo '{$test}y';
will output
{$test}y
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Install shows error in console: INSTALL FAILED CONFLICTING PROVIDER
...tudio, the manifest merging options will allow you to tailor the authority string. Otherwise, remove the <provider> from the library's manifest and define it at the application level with a unique authority string.
– CommonsWare
Oct 15 '14 at 14:48
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