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Is there a unique Android device ID?
...ceUuidFactory {
protected static final String PREFS_FILE = "device_id.xml";
protected static final String PREFS_DEVICE_ID = "device_id";
protected volatile static UUID uuid;
public DeviceUuidFactory(Context context) {
if (uuid == null) {
synchronized (DeviceUuid...
Add a prefix to all Flask routes
...
This is more of a python answer than a Flask/werkzeug answer; but it's simple and works.
If, like me, you want your application settings (loaded from an .ini file) to also contain the prefix of your Flask application (thus, not to have the va...
Is GridFS fast and reliable enough for production?
...e resize and store stuff is done by a simple php script... but for sure, a python script, or something like java could be faster.
Current data size : 11.23g
Current storage size : 12.5g
Indices : 5
Index size : 849.65m
About the reliability : This is very reliable. The server doesn't load, the ...
TCP: can two different sockets share a port?
...
As expected, the output is blank. Now let's start a web server:
sudo python3 -m http.server 500
Now, here is the output of running netstat again:
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 0.0.0.0:500 0.0.0.0:* ...
Why fragments, and when to use fragments instead of activities?
...M I've not seen anything useful to me in the Fragment class over using the XML "include" tag. The kinds of things that I would find valuable would be the ability to specify one layout that would magically morph into the best user experience at all resolutions. From what I can tell you still need to ...
CSS selector for first element with class
...ason the word "type" was chosen is so as not to couple Selectors with HTML/XML, since not all languages have a concept of "tags" that define elements.
– BoltClock♦
Jul 6 '17 at 3:29
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Are there any SHA-256 javascript implementations that are generally considered trustworthy?
...ilable on https or localhost - for example for your local development with python3 -m http.server you need to add this line to your /etc/hosts:
0.0.0.0 localhost
Reboot - and you can open localhost:8000 with working crypto.subtle.
...
How do I “git blame” a deleted line?
...fort to create difflame I tackled this very problem so if you already have Python installed on your box and you are willing to give it a try, then don't wait any longer and let me know how it goes.
https://github.com/eantoranz/difflame
...
How to check whether a file is empty or not?
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If you are using Python3 with pathlib you can access os.stat() information using the Path.stat() method, which has the attribute st_size(file size in bytes):
>>> from pathlib import Path
>>> mypath = Path("path/to/my/file"...
Convert columns to string in Pandas
...me potentially nasty bugs.
Challenging to differentiate strings and other python objects
Another obvious example example is that it's harder to distinguish between "strings" and "objects". Objects are essentially the blanket type for any type that does not support vectorizable operations.
Consider,...