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How can I test if a letter in a string is uppercase or lowercase using JavaScript?
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The answer by josh and maleki will return true on both upper and lower case if the character or the whole string is numeric. making the result a false result.
example using josh
var character = '5';
if (character == character.toUpperCase()) {...
TypeError: 'NoneType' object is not iterable in Python
...al life other than making us insert few ugly if data is not None: kind of handling.
– nehem
Sep 1 '17 at 6:59
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Downloading an entire S3 bucket?
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AWS CLI
See the "AWS CLI Command Reference" for more information.
AWS recently released their Command Line Tools, which work much like boto and can be installed using
sudo easy_install awscli
or
sudo pip install awscli
Once installed, you can th...
How to check task status in Celery?
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Return the task_id (which is given from .delay()) and ask the celery instance afterwards about the state:
x = method.delay(1,2)
print x.task_id
When asking, get a new AsyncResult using this task_id:
from celery.result import AsyncResult
res = AsyncResult("your-task-id")
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Using a ListAdapter to fill a LinearLayout inside a ScrollView layout
I'm facing a very common problem:
I layed out an activity and now it turns out it should display a few items within this ScrollView . The normal way to do that would be to use the existing ListAdapter , connect it to a ListView and BOOM I'd have my list of items.
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Changing .gitconfig location on Windows
By default on Windows Git places global .gitconfig in c:\documents and settings\user\
13 Answers
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How to fix Hibernate LazyInitializationException: failed to lazily initialize a collection of roles,
...nticate method allowing any lazy collection to be retrieved from the db as and when you try to use them.
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JavaScript closure inside loops – simple practical example
...e of the function.
ES6 solution: let
ECMAScript 6 (ES6) introduces new let and const keywords that are scoped differently than var-based variables. For example, in a loop with a let-based index, each iteration through the loop will have a new variable i with loop scope, so your code would work as yo...
Is there a C# type for representing an integer Range?
...e use Tuples or Points, but in the end you want your Range to be extensive and provide some handy methods that relate to a Range. It's also best if generic (what if you need a range of Doubles, or a range of some custom class?) For example:
/// <summary>The Range class.</summary>
/// &l...
Object.watch() for all browsers?
Please note that Object.Watch and Object.Observe are both deprecated now (as of Jun 2018).
8 Answers
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