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Extract part of a regex match
...the captured string (re.search will return None if it doesn't find the result, so don't use group() directly):
title_search = re.search('<title>(.*)</title>', html, re.IGNORECASE)
if title_search:
title = title_search.group(1)
...
Subclassing a Java Builder class
...nFacts {
private final int calories;
public static class Builder<T extends Builder<T>> {
private int calories = 0;
public Builder() {}
public T calories(int val) {
calories = val;
return (T) this;
}
public Nutr...
Cross-reference (named anchor) in markdown
...or point named pookie.
To insert an anchor point of that name use HTML:
<a name="pookie"></a>
Markdown doesn't seem to mind where you put the anchor point. A useful place to put it is in a header. For example:
### <a name="tith"></a>This is the Heading
works very well....
ASP.Net MVC: How to display a byte array image from model
...;
var imgSrc = String.Format("data:image/gif;base64,{0}", base64);
}
<img src="@imgSrc" />
As mentioned in the comments below, please use the above armed with the knowledge that although this may answer your question it may not solve your problem. Depending on your problem this may be t...
Why would $_FILES be empty when uploading files to PHP?
...don’t
misspell the sizes - it should be 100M not 100MB.
Make sure your <form> tag has the enctype="multipart/form-data" attribute. No other tag will work, it has to be your FORM tag. Double check that it is spelled correctly. Double check that multipart/form-data is surrounded by STRAIGHT Q...
NSRange to Range
How can I convert NSRange to Range<String.Index> in Swift?
13 Answers
13
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Cleaning `Inf` values from an R dataframe
...
You could use data.table and set. This avoids some internal copying.
DT <- data.table(dat)
invisible(lapply(names(DT),function(.name) set(DT, which(is.infinite(DT[[.name]])), j = .name,value =NA)))
Or using column numbers (possibly faster if there are a lot of columns):
for (j in 1:ncol(DT))...
No Persistence provider for EntityManager named
...
After <persistence-unit name="agisdb">, define the persistence provider name:
<provider>org.hibernate.ejb.HibernatePersistence</provider>
...
nuget 'packages' element is not declared warning
... get rid of this warning. To do this, create file named "packages.xsd":
<?xml version="1.0" encoding="utf-8" ?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified"
targetNamespace="urn:packages" xmlns="urn:packages">
<xs:element name="packag...
How to change text transparency in HTML/CSS?
...t;
font-family: Arial, sans-serif;
}
Also, steer far, far away from <font>. We have CSS for that now.
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