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How to compare two Dates without the time portion?
...n API, you should create an instance of Calendar with the appropriate date and using the appropriate time zone. You could then set each field in each calendar out of hour, minute, second and millisecond to 0, and compare the resulting times. Definitely icky compared with the Joda solution though :)
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Append values to a set in Python
...e)
But, of course, doing it in bulk with a single .update call is faster and handier, when otherwise feasible.
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Core pool size vs maximum pool size in ThreadPoolExecutor
What exactly is the difference between core pool size and maximum pool size when we talk in terms of ThreadPoolExecutor ?
Can it be explained with the help of an example?
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How to get rid of Git submodules untracked status?
...ay to have a clean status would be to go into each one of those submodules and:
add and commit the untracked contents,
or reference the untracked contents in a .gitignore specific to each module.
or you can add the same ignored content to the submodule's .git/info/exclude, as peci1 reports in th...
How can I implode an array while skipping empty array items?
...k if you have 0 (or any other value that evaluates to false) in your array and you want to keep it. But then you can provide your own callback function.
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how can I see what ports mongo is listening on from mongo shell?
...your question title implies), then you can run the serverCmdLineOpts() command. That output will give you all the arguments passed on the command line (argv) and the ones from the config file (parsed) and you can infer the ports mongod is listening based on that information. Here's an example:
db...
How to fix the Hibernate “object references an unsaved transient instance - save the transient insta
...ction mapping.
This happens because you have a collection in your entity, and that collection has one or more items which are not present in the database. By specifying the above options you tell hibernate to save them to the database when saving their parent.
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iPhone UIView Animation Best Practice
...ns:context: method:
Use of this method is discouraged in iPhone OS 4.0 and later. You should use the block-based animation methods instead.
Eg of Block-based Animation based on Tom's Comment
[UIView transitionWithView:mysuperview
duration:0.75
options:UIV...
Should I use Python 32bit or Python 64bit
...ation. Must I use Python 64bit? What are the differences between the 32bit and 64bit Python versions anyway? Do different Python packages (such as south, django, mysqldb etc) support only 32bit/64bit?
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Execute unit tests serially (rather than in parallel)
...gure which services are available without having to bring all of them down and restart them whenever a new service is added or an old one is removed.
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