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Replace a string in a file with nodejs
... console.log('Updated!');
}
});
});
searchReplaceFile(/foo/g, 'bar', 'file.txt');
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How do I implement a callback in PHP?
...d, the string must contain the fully-qualified name. E.g. ['Vendor\Package\Foo', 'method']
call_user_func does not support passing non-objects by reference, so you can either use call_user_func_array or, in later PHP versions, save the callback to a var and use the direct syntax: $cb();
Objects with...
Exit Shell Script Based on Process Exit Code
...e is the only way to start a shell script. You can always use things like foo || handle_error $? if you need to actually examine exit statuses.
– Davis Herring
Sep 23 '17 at 5:29
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Why should a Java class implement comparable?
...s with Guava's ComparisonChain - then you can say
public int compareTo(Foo that) {
return ComparisonChain.start()
.compare(lastName, that.lastName)
.compare(firstName, that.firstName)
.compare(zipCode, that.zipCode)
.result();
}
instead of
public ...
Can you use if/else conditions in CSS?
...ks something like this:
p {
background-position: <?php echo (@$_GET['foo'] == 'bar')? "150" : "4"; ?>px 8px;
}
In this case, you will however have a performance impact, since caching such a stylesheet will be difficult.
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What is the difference between an abstract function and a virtual function?
... virtual method, you can always refer to the parent method by calling base.Foo(...)
– Brann
Jul 5 '11 at 0:45
198
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When should I use Arrow functions in ECMAScript 6?
... be named1. This has two benefits: (1) It is less awkward to writefunction foo(){} than const foo = () => {} — in particular outside other function calls. (2) The function name shows in stack traces. While it would be tedious to name every internal callback, naming all the public functions is p...
How do I use Django templates without the rest of Django?
...something like this:
from django.conf import settings
settings.configure (FOO='bar') # Your settings go here
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Proper way to return JSON using node or Express
...tly for you and returns the response in JSON format.
Example:
res.json({"foo": "bar"});
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Why is it said that “HTTP is a stateless protocol”?
...
Check out this article:- ecst.csuchico.edu/~amk/foo/advjava/notes/servlets/Cookies.html
– Rahul Tripathi
Nov 2 '12 at 17:31
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