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PowerShell equivalent to grep -f
...ern (Get-Content .\regex.txt)
This searches through the textfile doc.txt by using every regex(one per line) in regex.txt
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Is there shorthand for returning a default value if None in Python? [duplicate]
...tr(obj, "value", "default"). The trade off is that the later is not caught by many auto-refactor tools.
– brent.payne
Apr 30 '13 at 23:49
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Unable to load Private Key. (PEM routines:PEM_read_bio:no start line:pem_lib.c:648:Expecting: ANY PR
... Oh my good God! THANK YOU! I would've never figured that out by trial and error, fixed the issue for me!
– Mikael Dyreborg Hansen
Apr 15 at 12:48
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Can I target all tags with a single selector?
...n-pro-1, trajan-pro-2;
}
Edit: My personal favourite way of doing this by optionally extending a placeholder selector on each of the heading elements.
h1, h2, h3,
h4, h5, h6 {
@extend %headings !optional;
}
Then I can target all headings like I would target any single class, for example:
...
MySQL: determine which database is selected?
...till worth knowing:
You can set the prompt to display the default database by using any of the following
mysql --prompt='\d> '
export MYSQL_PS1='\d> '
or once inside
prompt \d>\_
\R \d>\_
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Convert blob to base64
...e as intermediate instead, which requires two more steps (converting it to byte array THEN to binary string), if you insist on using native btoa method.
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Bootstrap select dropdown list placeholder
... This worked the best for me, because selected meaning it's selected by default, disabled so it can't be clicked, and hidden from the dropdown. I do suppose if hidden is used, disabled probably doesn't need to be in there.
– aspergillusOryzae
Oct 3 '18 at...
How to check if a String contains any of some strings
...ot require multiple iterations through haystack string? I can implement it by myself, iterating through haystack string characters and comparing first characters of needles sequentially in one go, but I can't believe that such trivial solution not implemented yet in some well-known NuGet library.
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Adjusting and image Size to fit a div (bootstrap)
...also just block any overflow - see this example to see an image restricted by height and cut off because it's too wide.
.top1 {
height:390px;
background-color:#FFFFFF;
margin-top:10px;
overflow: hidden;
}
.top1 img {
height:100%;
}
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Apache POI Excel - how to configure columns to be expanded?
...o loop over each row in the col, find the longest char length and multiply by x + add a buffer. X use trial and error to see what fits but it should be a average width of a char. Without font I don't believe you can actually get it right but we get pretty close. Otherwise you can add a macro to exce...