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SQL Server - transactions roll back on error?
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You can put set xact_abort on before your transaction to make sure sql rolls back automatically in case of error.
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How to add reference to a method parameter in javadoc?
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As far as I can tell after reading the docs for javadoc there is no such feature.
Don't use <code>foo</code> as recommended in other answers; you can use {@code foo}. This is especially good to know when you refer to a generic type such as {@code Iterator...
How can I catch a “catchable fatal error” on PHP type hinting?
...OL; }
}
class ClassWrong{}
class ClassB{}
class ClassC extends ClassB {}
foreach( array('ClassA', 'ClassWrong', 'ClassB', 'ClassC') as $cn ) {
try{
$a = new ClassA;
$a->method_a(new $cn);
}
catch(Error $err) {
echo "catched: ", $err->getMessage(), PHP_EOL;
}...
Paste multiple times
... a non-issue. Just make the edit once, and you can do something like 5@m (for a macro named m)
– skatenerd
Apr 22 '15 at 7:56
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What is ApplicationException for in .NET?
...ass; however in practice this has not been found to add significant value. For more information, see Best Practices for Handling Exceptions.
Derive them from Exception. Also, I don't see a problem with creating new exceptions for your cases, as long as it is warranted. If you encounter a case where...
Skip rows during csv import pandas
... don't want to import the 2nd row of the data file (the row with index = 1 for 0-indexing).
6 Answers
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How to use MySQL DECIMAL?
... as DECIMAL columns, and you will get in trouble if you use DOUBLE columns for financial data.
DOUBLE is actually just a double precision (64 bit instead of 32 bit) version of FLOAT. Floating point numbers are approximate representations of real numbers and they are not exact. In fact, simple numbe...
Calculate total seconds in PHP DateInterval
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I guess I didn't RTFM... This is what I was looking for; thanks a lot!
– efritz
Jul 5 '10 at 1:24
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LINQ Using Max() to select a single row
... => y.Status));
Notice that there are two action.
the inner action is for finding the max value,
the outer action is for get the desired object.
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Why does writeObject throw java.io.NotSerializableException and how do I fix it?
...ch do not implement Serializable. In your case the offending class is TransformGroup. How to solve it?
if the class is yours, make it Serializable
if the class is 3rd party, but you don't need it in the serialized form, mark the field as transient
if you need its data and it's third party, conside...