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Storing a Map using JPA
... Might be worth mentioning that example_attributes should have a composite key (example_id, name) - which is what hbm2ddl will generate from the above.
– James Bassett
Nov 20 '14 at 22:47
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warning: [options] bootstrap class path not set in conjunction with -source 1.5
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From a blog post:
To use javac from JDK N to cross-compiler to an older platform version, the correct practice is to:
Use the older -source setting.
Set the bootclasspath to compile against the rt.jar (or equivalent) for the older platform.
If the second st...
Generating an Excel file in ASP.NET [closed]
...ables
Can be generated using open source project EPPlus
Cons:
Limited compatibility outside Excel 2007 (shouldn't be a problem nowadays)
Complicated unless you're using a third party component
SpreadSheetML (open format XML)
Pros:
Simple compared to native Excel formats
Supports most Exce...
How do I recursively delete a directory and its entire contents (files + sub dirs) in PHP?
...one gave me for the same question: glob seems to work nicer: stackoverflow.com/questions/11267086/…
– NoodleOfDeath
Aug 10 '12 at 17:09
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Passing route control with optional parameter after root in express?
...own a cannot call method 'indexOf' of null error.
– Qcom
Jul 22 '11 at 2:25
Also, would it be possible to call next() ...
AWS: How to disable all services?
...u can close your entire account in AWS Billing: https://console.aws.amazon.com/billing/home?#/account
Or if you just want to disable your "Free-Tier" services that has charges, view them here:
https://console.aws.amazon.com/billing/home#/freetier
Then open your EC2 dashboard - and cancel those ser...
How to retrieve the LoaderException property?
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C# naming convention for constants?
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The recommended naming and capitalization convention is to use PascalCasing for constants (Microsoft has a tool named StyleCop that documents all the preferred conventions and can check your source for compliance - though it is a l...
How to convert integer timestamp to Python datetime
...tion of 1000 as float) or with float(1000) (or 1000. etc.), the division becomes true division. Python 2.x returns float when dividing int by float, float by int, float by float etc. And when there is some fractional part in the timestamp passed to fromtimestamp() method, this method's result also c...
Download data url file
I'm playing with the idea of making a completely JavaScript-based zip/unzip utility that anyone can access from a browser. They can just drag their zip directly into the browser and it'll let them download all the files within. They can also create new zip files by dragging individual files in.
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