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How to check for valid email address? [duplicate]
...>>> from dns.resolver import query
>>> domain = 'foo@bar@google.com'.rsplit('@', 1)[-1]
>>> bool(query(domain, 'MX'))
True
>>> query('example.com', 'MX')
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
[...]
dns.resolver.NoAn...
What is the difference between JavaScript and ECMAScript?
...out Babel (formerly 6to5) available at babeljs.io or traceur at github.com/google/traceur-compiler. With these tools available, there is no reason you can't start writing "new JavaScript" right now, and take advantage of all the latest additions to the language.
– LWurm
...
import module from string variable
...
For anyone who's coming here from Google. It should be noted that if you're trying to import something from a sub-folder (for example, ./feature/email.py) the code will look like importlib.import_module("feature.email")
– Seanny123
...
What's the difference between detaching a Fragment and removing it?
...ng of the fragment management methods are very confusing even according to Google engineers on message boards (see comments above). I made myself a little demo to figure out how things actually work. Here are my findings. Feel free to correct me if I am wrong.
To initially add a Fragment to an Act...
What is the _snowman param in Ruby on Rails 3 forms for?
...why a user would decide to do something seemingly so crazy, check out this google search. Once the user has put the web-site into Latin-1 mode, if they use characters that can be understood as both Latin-1 and Unicode (for instance, é or ç, common in names), Internet Explorer will encode them in L...
Is a RelativeLayout more expensive than a LinearLayout?
...
In a talk at Google I/O 2013 (Writing Custom Views for Android), Romain Guy clarified the misunderstanding that caused everyone to start using RelativeLayouts for everything. A RelativeLayout always has to do two measure passes. Overall i...
How can I connect to Android with ADB over TCP? [closed]
...r USB
adb usb
Apps to automate the process
There are also several apps on Google Play that automate this process. A quick search suggests adbWireless, WiFi ADB and ADB WiFi. All of these require root access, but adbWireless requires fewer permissions.
...
Using member variable in lambda capture list inside a member function
... = [tmp](){}; // capture the local copy per copy
† I'm simplifying - Google for "reaching scope" or see §5.1.2 for all the gory details.
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What's the difference between the various methods to get a Context?
...together a few facts from various sources.
This blog post on the official Google Android developers blog was written mostly to help address memory leaks, but provides some good information about contexts as well:
In a regular Android application, you
usually have two kinds of Context,
Activ...
HTML table headers always visible at top of window when viewing a large table
...ssible alternatives
js-floating-table-headers
js-floating-table-headers (Google Code)
In Drupal
I have a Drupal 6 site. I was on the admin "modules" page, and noticed the tables had this exact feature!
Looking at the code, it seems to be implemented by a file called tableheader.js. It applies t...