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How to get the path of a running JAR file?
My code runs inside a JAR file, say foo.jar , and I need to know, in the code, in which folder the running foo.jar is.
3...
How to synchronize a static variable among threads running different instances of a class in Java?
...final static AtomicInteger count = new AtomicInteger(0);
public void foo() {
count.incrementAndGet();
}
}
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JavaScript string newline character?
... 'LF' : ''));
}
log_newline('HTML source');
log_newline('JS string', "foo\nbar");
log_newline('JS template literal', `bar
baz`);
<textarea id="test" name="test">
</textarea>
IE8 and Opera 9 on Windows use \r\n. All the other browsers I tested (Safari 4 and Firefox 3.5 o...
How to correctly require a specific commit in Composer so that it would be available for dependent p
I have a library foo/foo-lib which requires a specific commit from GitHub:
3 Answers
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Get class list for element with jQuery
..., but this answer fails to account for that. Try pasting $('<div class="foo bar baz">').attr("class").split(' ') into your browser console (there's a tab character in there); you'll get ["foo", "bar baz"] instead of the correct class list of ["foo", "bar", "baz"].
– Mark ...
How do I encode/decode HTML entities in Ruby?
...nd has a huge contributing community.
Samples:
a = Nokogiri::HTML.parse "foo&nbsp;b&auml;r"
a.text
=> "foo bär"
or
a = Nokogiri::HTML.parse "&iexcl;I&#39;m highly&nbsp;annoyed with character references!"
a.text
=> "¡I'm highly annoyed with character references...
CFLAGS vs CPPFLAGS
...use to define include paths is a matter of personal taste. For instance if foo.c is a file in the current directory
make foo.o CPPFLAGS="-I/usr/include"
make foo.o CFLAGS="-I/usr/include"
will both call your compiler in exactly the same way, namely
gcc -I/usr/include -c -o foo.o foo.c
The diff...
Accessing dict_keys element by index in Python3
...nary into a list results in a list of all the keys:
>>> test = {'foo': 'bar', 'hello': 'world'}
>>> list(test)
['foo', 'hello']
>>> list(test)[0]
'foo'
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Traverse all the Nodes of a JSON Object Tree with JavaScript
...tive task, you could do something like that:
//your object
var o = {
foo:"bar",
arr:[1,2,3],
subo: {
foo2:"bar2"
}
};
//called with every property and its value
function process(key,value) {
console.log(key + " : "+value);
}
function traverse(o,func) {
for (var i ...
How can I check for “undefined” in JavaScript? [duplicate]
...e the in operator for a more robust check.
"theFu" in window; // true
"theFoo" in window; // false
If you are interested in knowing whether the variable hasn't been declared or has the value undefined, then use the typeof operator, which is guaranteed to return a string:
if (typeof myVar !== 'un...