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How does grep run so fast?
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171
Assuming your question regards GNU grep specifically. Here's a note from the author, Mike Haer...
Parsing a JSON string in Ruby
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edited Oct 3 '18 at 3:43
Andrew Marshall
87.3k1818 gold badges202202 silver badges204204 bronze badges
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Update a dataframe in pandas while iterating row by row
...shown here.
update
df.set_value() has been deprecated since version 0.21.0
you can use df.at() instead:
for i, row in df.iterrows():
ifor_val = something
if <condition>:
ifor_val = something_else
df.at[i,'ifor'] = ifor_val
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How to make a floated div 100% height of its parent?
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11 Answers
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Active
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How do I get hour and minutes from NSDate?
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Use an NSDateFormatter to convert string1 into an NSDate, then get the required NSDateComponents:
Obj-C:
NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
[dateFormatter setDateFormat:@"<your date format goes here"];
NSDate *date = [dateFormatte...
What's the best method in ASP.NET to obtain the current domain?
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11 Answers
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How can I import Swift code to Objective-C?
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15 Answers
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How to delete a cookie?
...="+path:"")+
((domain)?";domain="+domain:"") +
";expires=Thu, 01 Jan 1970 00:00:01 GMT";
}
}
You can define get_cookie() like this:
function get_cookie(name){
return document.cookie.split(';').some(c => {
return c.trim().startsWith(name + '=');
});
}
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