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Is there a way to pass optional parameters to a function?
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2 extra lines to give better introspection is worth it. With this if you run help(func) you get a clearer idea how the argument is interpreted if not passed explicitly.
– Tadhg McDonald-Jensen
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Redis strings vs Redis hashes to represent JSON: efficiency?
...is more efficient among available options of storing json blob as an json string or as a byte array in Redis?
– Vinit89
Jul 11 '18 at 11:55
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MVC which submit button has been pressed
...t. Only the button clicked will pass its value.
public ActionResult Index(string submit)
{
Response.Write(submit);
return View();
}
You can of course assess that value to perform different operations with a switch block.
public ActionResult Index(string submit)
{
switch (submit)
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How to make a div with no content have a width?
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Use min-height: 1px; Everything has at least min-height of 1px so no extra space is taken up with nbsp or padding, or being forced to know the height first.
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How to use a variable inside a regular expression?
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From python 3.6 on you can also use Literal String Interpolation, "f-strings". In your particular case the solution would be:
if re.search(rf"\b(?=\w){TEXTO}\b(?!\w)", subject, re.IGNORECASE):
...do something
EDIT:
Since there have been some questions in the co...
How can I use UUIDs in SQLAlchemy?
...ve storing as binary(16 bytes) should end up being more efficient than the string representation(36 bytes?), And there seems to be some indication that indexing 16 byte blocks should be more efficient in mysql than strings. I wouldn't expect it to be worse anyway.
One disadvantage I've found is tha...
Extracting specific columns in numpy array
This is an easy question but say I have an MxN matrix. All I want to do is extract specific columns and store them in another numpy array but I get invalid syntax errors.
Here is the code:
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Determine the path of the executing BASH script [duplicate]
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Your second line has an extra double-quote character.
– Eric Seppanen
Jun 29 '10 at 18:44
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How can I take more control in ASP.NET?
..._Load(object sender, EventArgs e)
{
text1.Value = Request.QueryString[text1.ClientID];
text2.Value = Request.QueryString[text2.ClientID];
}
}
If you don't want a form that has runat="server", then you should use HTML controls. It's easier to work with for your purposes. Jus...
What is the advantage of using heredoc in PHP? [closed]
...eredoc syntax is much cleaner to me and it is really useful for multi-line strings and avoiding quoting issues. Back in the day I used to use them to construct SQL queries:
$sql = <<<SQL
select *
from $tablename
where id in [$order_ids_list]
and product_name = "widgets"
SQL;
To me...