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How to version control a record in a database
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There is a foreign key from FOO_HISTORY to FOO': bad idea, I would like to delete records from foo without changing history. the history table should be insert-only in normal use.
– Jasen
Feb 12 '15 at 3:48
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How do I parse a string to a float or int?
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@iBug Good idea! I recommend throwing ValueError in the corresponding except :P
– marcelm
Feb 5 '19 at 22:43
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How to explain dependency injection to a 5-year-old? [closed]
...hen it calls components that it didn't have built-in foreknowledge of. The idea is to make the object more of a component and less of an application, relocating configuration tasks at a higher level. This makes the object more likely to be useful in the future or with a different configuration.
It'...
iPhone Navigation Bar Title text color
...efinitively the best solution. No need to use sizeWithFont, and I like the idea of overriding the setTitle method.
– Elia Palme
Aug 18 '11 at 8:49
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hasNext in Python iterators?
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The same idea could be used to implement the hasNext() method (to produce, cache and return true on success, or return false on failure). Then both hasNext() and next() would depend on a common underlying getNext() method and cached i...
Clear variable in python
... to delete a variable, don't you?
ok, I think I've got a best alternative idea to @bnul answer:
You can delete individual names with del:
del x
or you can remove them from the globals() object:
for name in dir():
if not name.startswith('_'):
del globals()[name]
This is just an...
Execute method on startup in Spring
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This is a good idea in general but when starting up your spring application context from a integration test, main is never run!
– Jonas Geiregat
Aug 14 '15 at 7:58
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Node.js app can't run on port 80 even though there's no other process blocking the port
...speed of your requests if you run this on production, maybe someone has an idea. Anyway, you would need to make sure this command keeps running all the time, which introduces more headaches. For production environments, I suggest using a reverse proxy like nginx.
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How can I uninstall an application using PowerShell?
...s in the name and it changes, but it doesn't seem to find the program. Any ideas?
– NSouth
Jan 15 '15 at 21:10
1
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How can you list the matches of Vim's search?
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I like a lot your F5-F8 ideas. It would be nice to have some visualisations/outputs of those commands here. How is F8 designed to work? It searches only the current directory? - - The omit of a dir is a custom - - why node_modules? - - How perl rege...