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Is there a “not in” operator in JavaScript for checking object properties?
... get if you did if ( ! somekey in someobj )
– mikemaccana
May 10 '12 at 11:32
3
Please note that ...
jquery $(window).width() and $(window).height() return different values when viewport has not been r
I am writing a site using jquery that repeatedly calls $(window).width() and $(window).height() to position and size elements based on the viewport size.
...
When should I use ugettext_lazy?
...lazy()
In definitions like forms or models you should use ugettext_lazy because the code of this definitions is only executed once (mostly on django's startup); ugettext_lazy translates the strings in a lazy fashion, which means, eg. every time you access the name of an attribute on a model the str...
PostgreSQL disable more output
... QUIET=1 in the environment.
To produce results and throw them away you can redirect stdout to /dev/null with:
psql db -f sql.sql >/dev/null
You can redirect both stdout and stderr with:
psql db -f sql.sql >&/dev/null
but I don't recommend that, as it'll throw away error informati...
Regular expression search replace in Sublime Text 2
...ns in Sublime Text 2. The documentation on this is rather anemic. Specifically, I want to do a replace on groups, so something like converting this text:
...
Correct use of flush() in JPA/Hibernate
... implementation-dependent.
In general anyway, JPA providers like Hibernate can cache the SQL instructions they are supposed to send to the database, often until you actually commit the transaction.
For example, you call em.persist(), Hibernate remembers it has to make a database INSERT, but does not...
jQuery attr vs prop?
...box" checked>
has no attribute of checked, but it does have a property called checked.
So, in the final build of 1.6, attr does also do prop so that things didn't break. Some people wanted this to be a clean break, but I think that the right decision was made as things didn't break all over the ...
Can I publish a private NuGet package?
...
Yes! You can host your own NuGet server!
The easiest way is creating a shared folder on your server and referencing that as your Nuget Server.
You can find more information about how to do that at: Hosting Your Own NuGet Feeds
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PermGen elimination in JDK 8
...se argument is permanent generation has been removed in HotSpot for JDK8 because of following drawbacks
Fixed size at startup – difficult to tune.
Internal Hotspot types were Java objects : Could move with full GC, opaque, not strongly typed and hard to debug, needed meta-metadata.
Simplify full ...
Is there a command for formatting HTML in the Atom editor?
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Atom does not have a built-in command for formatting html. However, you can install the atom-beautify package to get this behavior.
Press CTRL + SHFT + P to bring up the command palette (CMD + SHFT + P on a Mac).
Type Install Packages to bring up the package manager.
Type beautify into the sear...