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Keyboard shortcut to comment lines in Sublime Text 3
...it was possible to comment out a line or a block of lines with Ctrl + / and Ctrl + Shift + / . According to the menu Edit > Comment these shortcuts should be valid, but in Sublime Text 3 (build 3047) they no longer seem to work. Does anybody know the right default keyboard shortcuts for Lin...
How do I get the filepath for a class in Python?
...ermine which file the class was defined in? I need something that can work from either the class C, or from an instance off C.
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Is there a unique Android device ID?
...u are still collecting and storing a unique identifier that comes directly from a user. This is obvious that you are collecting data.
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE "/>
Bluetooth MAC Address - Hardware (devices with Bluetooth, needs android.permission.BLUE...
Detecting endianness programmatically in a C++ program
...ime (specially for performance reason) by using the header files available from the compiler or create your own. On linux you have the header file "/usr/include/endian.h"
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Error: Tablespace for table xxx exists. Please DISCARD the tablespace before IMPORT
... I have the same problem as Dimitris - I had to create a dump from the database, drop the database and restore it from the dump.
– Gerfried
Aug 20 '15 at 14:53
1
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Bash script to cd to directory with spaces in pathname
I'm using Bash on macOS X and I'd like to create a simple executable script file that would change to another directory when it's run. However, the path to that directory has spaces in it. How the heck do you do this? This is what I have...
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What are best practices for validating email addresses on iOS 2.0
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This question, from April of 2009 was before NSPredicate existed on iOS.
– Marcus S. Zarra
Sep 3 '10 at 20:02
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How do you use bcrypt for hashing passwords in PHP?
...pt works internally. And there are a TON of answers about that. Here are a selection that I've written, that I won't copy/paste here, but link to:
Fundamental Difference Between Hashing And Encryption Algorithms - Explaining the terminology and some basic information about them.
About reversing ha...
Singletons vs. Application Context in Android?
...with Dianne Hackborn's response. We are bit by bit removing all singletons from our project in favor of lightweight, task scoped objects which can easiliy be re-created when you actually need them.
Singletons are a nightmare for testing and, if lazily initialized, will introduce "state indeterminis...
Web-scraping JavaScript page with Python
...t: Yay! Supports javascript
Scraping without JS support:
import requests
from bs4 import BeautifulSoup
response = requests.get(my_url)
soup = BeautifulSoup(response.text)
soup.find(id="intro-text")
# Result:
<p id="intro-text">No javascript support</p>
Scraping with JS support:
from...