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What is the maximum depth of the java call stack?
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public foo() { try { foo(); } finally { foo(); } } can run 'virtually' forever, in java only though.
– Felype
Mar 23 '15 at 16:45
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diff current working copy of a file with another branch's committed copy
I have a repo with file foo in the master branch. I switched to bar branch and made some changes to foo . How can I now run a git diff between this copy (which isn't committed yet) and the copy of the master branch?
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What is the difference between client-side and server-side programming?
...php echo 42; ?>;
alert(baz);
</script>
Step 1, PHP executes all code between <?php ?> tags. The result is this:
<script type="text/javascript">
var foo = 'bar';
var baz = 42;
alert(baz);
</script>
The file_put_contents call did not result in anything,...
Convert a string to regular expression ruby
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This method will safely escape all characters with special meaning:
/#{Regexp.quote(your_string)}/
For example, . will be escaped, since it's otherwise interpreted as 'any character'.
Remember to use a single-quoted string unless you want regular strin...
Java's Interface and Haskell's type class: differences and similarities?
...d say that an interface is kind of like a type class SomeInterface t where all of the values have the type t -> whatever (where whatever does not contain t). This is because with the kind of inheritance relationship in Java and similar languages, the method called depends on the type of object th...
Method Syntax in Objective-C
...I on the iPhone) is being returned. From my understanding, the Method is called ' pickerView ', and returns an NSInteger.
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javascript set a variable if undefined
... x === 'undefined') ? your_default_value : x;
On newer browsers it's actually safe to write:
var x = (x === undefined) ? your_default_value : x;
but be aware that it is possible to subvert this on older browsers where it was permitted to declare a variable named undefined that has a defined val...
What is std::string::c_str() lifetime?
...gs are not modified while in that scope. (However, we don't know what use_foo() or ~Foo() might be doing with those values; if they copy the strings elsewhere, then they should do a true copy, and not just copy the char pointers.)
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How do I extract the contents of an rpm?
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$ mkdir packagecontents; cd packagecontents
$ rpm2cpio ../foo.rpm | cpio -idmv
$ find .
For Reference: the cpio arguments are
-i = extract
-d = make directories
-m = preserve modification time
-v = verbose
I found the answer over here: lontar's answer
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Is it bad practice to make a setter return “this”?
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I don't think there's anything specifically wrong with it, it's just a matter of style. It's useful when:
You need to set many fields at once (including at construction)
you know which fields you need to set at the time you're writing the code, and
there are m...