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Get yesterday's date in bash on Linux, DST-safe
I have a shell script that runs on Linux and uses this call to get yesterday's date in YYYY-MM-DD format:
10 Answers
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How to duplicate virtualenv
I have an existing virtualenv with a lot of packages but an old version of Django.
6 Answers
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AppSettings get value from .config file
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The code i provided requires YourProgram.exe.config file to exist in the same folder as YourProgram.exe. Just make sure its there. A common error is to copy app.config file to the destination directory, which will not work.
– Adam
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How to capitalize first letter of each word, like a 2-word city? [duplicate]
...e:
function toTitleCase(str) {
return str.replace(/\w\S*/g, function(txt){
return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
});
}
or in ES6:
var text = "foo bar loo zoo moo";
text = text.toLowerCase()
.split(' ')
.map((s) => s.charAt(0).toUpperCase() +...
How to select between brackets (or quotes or …) in Vim?
... yi]) and curly braces. In addition to y, you can also delete or change text (e.g. ci), di]).
I tried this with double and single-quotes and it appears to work there as well. For your data, I do:
write (*, '(a)') 'Computed solution coefficients:'
Move cursor to the C, then type yi'. Move the ...
Searching if value exists in a list of objects using Linq
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LINQ defines an extension method that is perfect for solving this exact problem:
using System.Linq;
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bool has = list.Any(cus => cus.FirstName == "John");
make sure you reference System.Core.dll, that's where LINQ lives.
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How can I round down a number in Javascript?
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You can get the same effect as round-to-zero via x | 0.
– Ahmed Fasih
May 6 '16 at 2:59
add a comment
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Find which version of package is installed with pip
... @techtonik: It's for freezing current modules to a requirements.txt.
– Hugo
Feb 15 '14 at 10:59
@Hugo: I'd u...
How do I get a reference to the app delegate in Swift?
...les added by your subclass of UIApplication, like your managed object context. To resolve this, simply downcast to "AppDelegate" or what ever your UIApplication subclass happens to be called. In Swift 3, 4 & 5, this is done as follows:
let appDelegate = UIApplication.shared.delegate as! AppDele...
Sound alarm when code finishes
I am in a situation where my code takes extremely long to run and I don't want to be staring at it all the time but want to know when it is done.
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