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How can I parse a local JSON file from assets folder into a ListView?
...a physics app that is supposed to show a list of formulas and even solve some of them (the only problem is the ListView )
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Can I export a variable to the environment from a bash script without sourcing it?
... several possible workarounds.
The most obvious one, which you've already mentioned, is to use source or . to execute the script in the context of the calling shell:
$ cat set-vars1.sh
export FOO=BAR
$ . set-vars1.sh
$ echo $FOO
BAR
Another way is to have the script, rather than setting an env...
What is the simplest and most robust way to get the user's current location on Android?
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Here's what I do:
First of all I check what providers are enabled. Some may be disabled on the device, some may be disabled in application manifest.
If any provider is available I start location listeners and timeout timer. It's 20 seconds in my example, may not be enough for GPS so you can en...
Getting the name of a variable as a string
This thread discusses how to get the name of a function as a string in Python:
How to get a function name as a string?
23 ...
Loop through each row of a range in Excel
...I may well have been told it in the past), but I'm scratching my head to remember it.
4 Answers
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Elegant Python function to convert CamelCase to snake_case?
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Camel case to snake case
import re
name = 'CamelCaseName'
name = re.sub(r'(?<!^)(?=[A-Z])', '_', name).lower()
print(name) # camel_case_name
If you do this many times and the above is slow, compile the regex beforehand:
p...
Classes vs. Modules in VB.NET
...dered an acceptable practice to use Modules instead of Classes with Shared member functions in VB.NET?
8 Answers
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Python/postgres/psycopg2: getting ID of row just inserted
...ssary to escape and SQL injection impossible:
sql_string = "INSERT INTO domes_hundred (name,name_slug,status) VALUES (%s,%s,%s) RETURNING id;"
cursor.execute(sql_string, (hundred_name, hundred_slug, status))
hundred = cursor.fetchone()[0]
See the psycopg docs for more details: http://initd.org/ps...
Defining a variable with or without export
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export makes the variable available to sub-processes.
That is,
export name=value
means that the variable name is available to any process you run from that shell process. If you want a process to make use of this variable, use export, and run the process from that shell.
name=value
means the...
Best way to store JSON in an HTML attribute?
I need to put a JSON object into an attribute on an HTML element.
9 Answers
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