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`from … import` vs `import .` [duplicate]
... have a name starting with _) or whatever name
you mentioned.
Or, in other words, after you've run this statement, you can simply
use a plain (unqualified) name to refer to things defined in module X.
But X itself is not defined, so X.name doesn't work. And if name
was already defined, it is replace...
How to think in data stores instead of databases?
...provides a better feature much LIKE(Oh no! datastore does not have LIKE Keyword) SQL which is GQL.
Data Insert/Update/Delete/Select
This where we all are interested in, as in RDMBS we require one query for Insert, Update, Delete and Select just like RDBMS, Datastore has put, delete, get(dont get to...
Are email addresses case sensitive?
...g email systems that support such nonsense.
p.s. ILIKE is a PostgreSQL keyword: http://www.postgresql.org/docs/9.2/static/functions-matching.html
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Struct like objects in Java
...here the class is essentially a data structure, with no behavior. In other words, if you would have used a struct instead of a class (if Java supported struct), then it's appropriate to make the class's instance variables public.
http://www.oracle.com/technetwork/java/javase/documentation/codeconve...
Returning JSON from PHP to JavaScript?
...necessary for AJAX. Apologies if I seem abrupt, but the shade given by the word "'answer'' in quotes really just wound me up, it was 10 years ago, let it die already. I've moved on from PHP so long ago that the language I moved to I'm now also moving away from. )
– Kent Fredric...
What is the difference between Fragment and FragmentActivity?
...ragmentActivity is an ad-hoc activity that contains Fragment.
In these few words I have explain you one of the main important changes that, with android 3.0(HoneyComb), android team has inserted in the android sdk.
With these new kind of concept your pieces of code and layout becomes more flexible ...
String.IsNullOrWhiteSpace in LINQ Expression
...
A word of caution: It's of paramount importance to employ 'string.Empty' over "" (aka the empty string). The former works the latter doesn't (at least as far as Oracle's EF driver is concerned). Aka if you use: b.Diameter.Trim(...
How do you push a Git tag to a branch using a refspec?
...: The ~{commit} syntax is literal (i.e. always those nine characters); the word commit is not a placeholder here.
– Chris Johnsen
Aug 25 '11 at 20:41
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Event system in Python
...nt systems use weak references instead of regular ones to solve this.
Some words about the various libraries
Observer-style event systems:
zope.event shows the bare bones of how this works (see Lennart's answer). Note: this example does not even support handler arguments.
LongPoke's 'callable list'...
fatal: 'origin' does not appear to be a git repository
... which involves git switch: stackoverflow.com/a/57066202/6309. In your own words, what does "changing a fork to master" means to you? Changing your local branch in your local cloned repository (of your remote GitHub fork)?
– VonC
Jan 25 at 10:53
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