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How to subtract a day from a date?
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in python 3 is just: import datetime and then d = datetime.today() - datetime.timedelta(days=days_to_subtract)
– Alex
Feb 16 '18 at 15:30
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Javascript replace with reference to matched group?
I have a string, such as hello _there_ . I'd like to replace the two underscores with <div> and </div> respectively, using JavaScript . The output would (therefore) look like hello <div>there</div> . The string might contain multiple pairs of underscores.
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How do .gitignore exclusion rules actually work?
I'm trying to solve a gitignore problem on a large directory structure, but to simplify my question I have reduced it to the following.
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How to Remove ReadOnly Attribute on File Using PowerShell?
How can I remove the ReadOnly attribute on a file, using a PowerShell (version 1.0) script?
6 Answers
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Async/Await vs Threads
In .Net 4.5 Microsoft has added the new Async/Await feature to simplify asynchronous coding. However, I wonder
3 Answers...
How do I automatically sort a has_many relationship in Rails?
...gs_to :article
end
Or, if you want a simple, non-database method of sorting, use sort_by:
article.comments.sort_by &:created_at
Collecting this with the ActiveRecord-added methods of ordering:
article.comments.find(:all, :order => 'created_at DESC')
article.comments.all(:order => 'c...
How to Customize the time format for Python logging?
I am new to Python's logging package and plan to use it for my project. I would like to customize the time format to my taste. Here is a short code I copied from a tutorial:
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SQL Logic Operator Precedence: And and Or
... a1 Or (a2 And b)
and what you want, to make them the same, is the following (using parentheses to override rules of precedence):
Where (a1 Or a2) And b
Here's an example to illustrate:
Declare @x tinyInt = 1
Declare @y tinyInt = 0
Declare @z tinyInt = 0
Select Case When @x=1 OR @y=1 And @z=...
ruby convert array into function arguments
...ver, expects two arguments. Is there a way to on the fly convert the array into 2 arguments?
For example:
2 Answers
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See “real” commit date in github (hour/day)
Is there a way to see the date of a commit in github, with day/hour precision? Older commits appear in a "human readable" format, such as "2 years ago" instead of showing the actual date.
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