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MySQL integer field is returned as string in PHP
...ing PHP the datatype will always be converted to a string. You can convert it back to an integer using the following code:
$id = (int) $row['userid'];
Or by using the function intval():
$id = intval($row['userid']);
share...
Formula px to dp, dp to px android
I am trying to calculate a variable amount of pixels to density independent pixels and vice-versa.
20 Answers
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ASP.NET Bundles how to disable minification
...d I just don't want my bundles minified, but nothing I do seems to disable it. I've tried enableoptimisations=false , here is my code:
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How to find third or nth maximum salary from salary table?
...se ROW_NUMBER(if you want a single) or DENSE_RANK(for all related rows):
WITH CTE AS
(
SELECT EmpID, EmpName, EmpSalary,
RN = ROW_NUMBER() OVER (ORDER BY EmpSalary DESC)
FROM dbo.Salary
)
SELECT EmpID, EmpName, EmpSalary
FROM CTE
WHERE RN = @NthRow
...
In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?
...o this constraint uses the @NotNull constraint above, and @Size whose definition differs based on the object but should be self explanitory.
Finally, the @NotBlank constraint is defined as:
@NotNull
@Constraint(validatedBy = {NotBlankValidator.class})
So this constraint also uses th...
Conditionally start at different places in storyboard from AppDelegate
I have a storyboard set up with working login and main view controller, the latter is the view controller to which the user is navigated to when login is successful.
My objective is to show the main view controller immediately if the authentication (stored in keychain) is successful, and show the lo...
Best way to resolve file path too long exception
I created a app that downloads all document libraries in a SP Site , but at one point it giving me this error (I tried looking at google but couldn;t find anything, now if anyone knows any trick to solve this problem please respond otherwise thanks for looking at it)
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jquery variable syntax [duplicate]
...
$self has little to do with $, which is an alias for jQuery in this case. Some people prefer to put a dollar sign together with the variable to make a distinction between regular vars and jQuery objects.
example:
var self = 'some stri...
Ruby ampersand colon shortcut [duplicate]
... is wrong, so to speak. What's happening here isn't "ampersand and colon", it's "ampersand and object". The colon in this case is for the symbol. So, there's & and there's :foo.
The & calls to_proc on the object, and passes it as a block to the method. In Rails, to_proc is implemented on Sym...
How do I set a JLabel's background color?
...ckground of a JLabel to a different color. I can see the word "Test" and it's blue, but the background doesn't change at all. How can I get it to show?
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