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Java - Method name collision in interface implementation
...hing2 ) are expected ? I cannot even expect client code to be able to cast my instance to the appropriate interface , so am I not loosing something by this restriction ? Also note that in this way , when writing classes that actually implement the respective interfaces , we loose the benefit of havi...
How to become an OpenCart guru? [closed]
... extra methods the $this->db object has
$this->db->escape() uses mysql_real_escape_string() on the value passed
$this->db->countAffected returns the number of rows affected by an UPDATE query and so on
$this->db->getLastId() returns the last auto increment id using mysql_inse...
How to join two generators in Python?
...n was an easy way to create the two generators, as per the question. Maybe my answer is a little convoluted in that respect.
– andrew pate
May 26 at 22:29
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How to update column with null value
I am using mysql and need to update a column with a null value. I have tried this many different ways and the best I have gotten is an empty string.
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Tricks to manage the available memory in an R session
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My strategy is to break my scripts up along the lines of load.R and do.R, where load.R may take quite some time to load in data from files or a database, and does any bare minimum pre-processing/merging of that data. The last...
JPA: How to have one-to-many relation of the same Entity type
...sist one of the entities and ignore the others. Say I persisted parent in my transaction. The JPA implementation traverses parent's children property because it is marked with CascadeType.ALL. The JPA implementation finds son and daughter there. It then persists both children on my behalf, even ...
How can I get Maven to stop attempting to check for updates for artifacts from a certain group from
...pplications which use them. All of these items live in the namespace com.mycompany.* .
6 Answers
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Set cache-control for entire S3 bucket automatically (using bucket policies?)
...t the existing ones and I know how to specify them on put if I upload them myself but unfortunately the app that uploads them cannot set the headers as it uses s3fs to copy the files there.
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Heavy usage of Python at Google [closed]
...ython's prominence there (possible exceptions include Peter Norvig and Jeremy Hylton, but historically Google's choice of Python predated even them).
That's definitely why I first got interested (my publisher let me know about the large amount of copies of my book that Google was purchasing -- at f...
How to create the branch from specific commit in different branch
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thanks. You answer my question. I am wrong in understanding of git branch mode. And do you have any suggestion for my problem. I have the master branch which has many commits timely from others(sync with perforce). I have dev branch I do person...