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Regex to match a digit two or four times
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@Dan: These regexes do not match the complete string "333". You may be using your regex library's "find matching substring" functionality by mistake, rather than its "check if complete string matches" functionality. You should consult its documentation.
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Favorite way to create an new IEnumerable sequence from a single value?
...equence, it's a sequence with one element. To create an empty sequence of strings you can do
var sequence = Enumerable.Empty<string>();
EDIT OP clarified they were looking to create a single value. In that case
var sequence = Enumerable.Repeat("abc",1);
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How Pony (ORM) does its tricks?
...n
this case you can make it work by passing the generator expression as a string.
When you pass a generator as a string Pony doesn't use the decompiler module. Instead
it gets the AST using the standard Python compiler.parse function.
Hope this answers your question.
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How to remove a field from params[:something]
My registration form, which is a form for the Users model, takes a string value for company. However, I have just made a change such that users belongs_to companies. Therefore, I need to pass an object of Company to the Users model.
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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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Batch not-equal (inequality) operator
According to this , !==! is the not-equal string operator.
Trying it, I get:
5 Answers
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Entity Framework Code First - two Foreign Keys from same table
... this:
public class Team
{
public int TeamId { get; set;}
public string Name { get; set; }
public virtual ICollection<Match> HomeMatches { get; set; }
public virtual ICollection<Match> AwayMatches { get; set; }
}
public class Match
{
public int MatchId { get; set;...
Can Mockito capture arguments of a method called multiple times?
...reating a class that implements ArgumentMatcher<T>. Overriding the toString method in your implementation will provide any message you want in the mockito test output.
– Noah Solomon
Sep 26 '19 at 19:25
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How can I efficiently download a large file using Go?
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import (
"os"
"net/http"
"io"
)
func downloadFile(filepath string, url string) (err error) {
// Create the file
out, err := os.Create(filepath)
if err != nil {
return err
}
defer out.Close()
// Get the data
resp, err := http.Get(url)
if err != nil {
return ...
Defining a HTML template to append using JQuery
...th iteration (<% for), conditionals (<% if) and transforms (<%= myString | uppercase %>) seen as microlanguage at best, and anti-patterns at worst. Modern templating practices encourage simply mapping an object to its DOM (or other) representation, e.g. what we see with properties mapped...