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JPA: what is the proper pattern for iterating over large result sets?
Let's say I have a table with millions of rows. Using JPA, what's the proper way to iterate over a query against that table, such that I don't have all an in-memory List with millions of objects?
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How do I enable MSDTC on SQL Server?
Is this even a valid question? I have a .NET Windows app that is using MSTDC and it is throwing an exception:
6 Answers
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How do you tell a specific Delayed::Job to run in console?
... some reason, Delayed::Job's has decided to queue up but not excecute anything even though I've restarted it several times, even kill -9'd it and restarted it. It won't run any jobs.
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How do I go straight to template, in Django's urls.py?
Instead of going to views.py, I want it to go to to a template, robots.txt.
2 Answers
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Positioning MKMapView to show multiple annotations at once
...ould 0-n items, where n is generally around 5). I can add the annotations fine, but I want to resize the map to fit all annotations onscreen at once, and I'm not sure how to do this.
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Member initialization while using delegated constructor
I've started trying out the C++11 standard and i found this question which describes how to call your ctor from another ctor in the same class to avoid having a init method or the like. Now i'm trying the same thing with code that looks like this:
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How to use split?
I need to break apart a string that always looks like this:
4 Answers
4
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How to get the mysql table columns data type?
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You can use the information_schema columns table:
SELECT DATA_TYPE FROM INFORMATION_SCHEMA.COLUMNS
WHERE table_name = 'tbl_name' AND COLUMN_NAME = 'col_name';
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PHP global in functions
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Globals are evil
This is true for the global keyword as well as everything else that reaches from a local scope to the global scope (statics, singletons, registries, constants). You do not want to use them. A function call should not have to rely on anything outside, e.g.
function fn()
{
gl...
How to import local packages without gopath
I've used GOPATH but for this current issue I'm facing it does not help. I want to be able to create packages that are specific to a project:
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