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Print the contents of a DIV
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It sometimes happens if fails to load print preview, maybe when the content to print is quite big (i noticed it only with Chrome while same page prints perfeclty in Firefox, however i dont exclude it might happen in Firefox or other browsers too)...
How to store custom objects in NSUserDefaults
...me forKey:@"subcategory"];
}
- (id)initWithCoder:(NSCoder *)decoder {
if((self = [super init])) {
//decode properties, other class vars
self.question = [decoder decodeObjectForKey:@"question"];
self.categoryName = [decoder decodeObjectForKey:@"category"];
self.su...
Circular dependency in Spring
...e consequences is that bean injection / property setting might occur in a different order to what your XML wiring files would seem to imply. So you need to be careful that your property setters don't do initialization that relies on other setters already having been called. The way to deal with th...
“X-UA-Compatible” content=“IE=9; IE=8; IE=7; IE=EDGE”
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If you support IE, for versions of Internet Explorer 8 and above, this:
<meta http-equiv="X-UA-Compatible" content="IE=9; IE=8; IE=7" />
Forces the browser to render as that particular version's standards. It is not ...
Entity framework self referencing loop detected [duplicate]
... JsonIgnore attribute to restrict the references can be time consuming and if you want to serialize the tree starting from another point that will be a problem.
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Rails auto-assigning id that already exists
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@Websitescenes, if one has a SERIAL column in PostgreSQL (a serial column is one in which the default value is the next value in a sequence), then populates the table with hard values in that column, the sequence will not be automatically up...
List of Stored Procedures/Functions Mysql Command Line
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If the user has the privilege of EXECUTE, or else, this will show empty list.
– mjb
Jan 12 '18 at 1:42
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Select where count of one field is greater than one
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So this will return the whole table if it contains more than 2 non null someField values or an empty result set if it doesn't.
– Martin Smith
Sep 14 '10 at 15:52
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Postgres: Distinct but only for one column
...l1, col2
from names
This will return any of the rows containing the name. If you want to control which of the rows will be returned you need to order:
select distinct on (name)
name, col1, col2
from names
order by name, col1
Will return the first row when ordered by col1.
distinct on:
SELECT ...
Java: how to initialize String[]?
...y storage for the String elements before you can start setting the index.
If you only declare the array (as you did) there is no memory allocated for the String elements, but only a reference handle to errorSoon, and will throw an error when you try to initialize a variable at any index.
As a side...