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How to make a Java class that implements one interface with two generic types?
...<Apple> {
public void consume(Apple a) { ..... }
}
}
If creating these static inner classes bothers you, you can use anonymous classes:
public class TwoTypesConsumer {
private Consumer<Tomato> tomatoConsumer = new Consumer<Tomato>() {
public void consum...
Getting request payload from POST request in Java servlet
...ad the body of the request.
getInputStream() returns a ServletInputStream if you need to read binary data.
Note from the docs: "[Either method] may be called to read the body, not both."
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How to keep index when using pandas merge
... I do the merge, the resulting DataFrame has integer index. How can I specify that I want to keep the index from the left data frame?
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Convert Enum to String
...way possible.
Any use of enum names does interfere with code obfuscation, if you consider obfuscation of enum names to be worthwhile or important - that's probably a whole other question.
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Replace words in the body text
...ext, flags);
$(selector).each(function () {
var $this = $(this);
if (!$this.children().length)
$this.text($this.text().replace(matcher, newText));
});
}
Here's a usage example:
function replaceAllText() {
replaceText('*', 'hello', 'hi', 'g');
}
$(document).ready(replaceAllTe...
Python pandas Filtering out nan from a data selection of a column of strings
...
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How to delete a localStorage item when the browser window/tab is closed?
...
If it works, you can technically use it. But considering removeItem is provided as a member function, it seems logical to use it rather than running into potentially undefined behavior using a separate operator.
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How could I ignore bin and obj folders from git repository?
...your repo and commit it. Newly ignored files are still will be shown as modified (if you rebuild, for example).
– vlad2135
Jun 23 '19 at 15:30
7
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How to repeat a string a variable number of times in C++?
...s in C++ equivalent to the * operator in Python or the x operator in Perl. If you're repeating a single character, the two-argument constructor (as suggested by previous answers) works well:
std::string(5, '.')
This is a contrived example of how you might use an ostringstream to repeat a string n...
Django template how to look up a dictionary value with a variable
...ue in a Django template is {{ mydict.key1 }} , {{ mydict.key2 }} . What if the key is a loop variable? ie:
8 Answers
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