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How do I escape spaces in path for scp copy in Linux?
...
Also you can do something like:
scp foo@bar:"\"apath/with spaces in it/\""
The first level of quotes will be interpreted by scp and then the second level of quotes will preserve the spaces.
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Add to Array jQuery
...his has nothing to do with jQuery though.
var myArray = [];
myArray.push("foo");
// myArray now contains "foo" at index 0.
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GCC dump preprocessor defines
...defined in your version of the
preprocessor. Assuming you have no
file foo.h, the command
touch foo.h; cpp -dM foo.h
will show all the predefined macros.
If you use -dM without the -E option,
-dM is interpreted as a synonym for -fdump-rtl-mach.
...
How to bind function arguments without binding this?
...l(this, ...boundArgs, ...args); };
};
Then, for a specified function foo and an object obj, the statement
return foo.call(obj, 1, 2, 3, 4);
is equivalent to
let bar = foo.bindArgs(1, 2);
return bar.call(obj, 3, 4);
where only the first and second arguments are bound to bar, while the con...
How to use arguments from previous command?
... Just a word of warning - if you use combined arguments like echo foo{,bar} baz, the command is recorded as printed and expands afterwards. With the above, using echo !:1 after resolves to echo foo{,bar} and then expands to echo foo foobar
– Sean
Jul 1...
Check existence of directory and create if doesn't exist
...exist")
# Handle this error as appropriate
}
Also be aware that if ~/foo doesn't exist then a call to dir.create('~/foo/bar') will fail unless you specify recursive = TRUE.
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Define global variable in a JavaScript function
...eclare a global variable:
<script>
var yourGlobalVariable;
function foo() {
// ...
}
</script>
Alternately, you can assign to a property on window:
<script>
function foo() {
window.yourGlobalVariable = ...;
}
</script>
...because in browsers, all global variable...
'AND' vs '&&' as operator
...perators, and with the same precedences. It allows for constructs such as $foo and bar(), which are nice shortcuts for if statements. If unexpected behaviour (from bad documentation, or not reading it) were a reason not to use something we wouldn't be talking about using PHP at all.
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Why can't Python's raw string literals end with a single backslash?
... Note: Workaround is to use adjacent literal concatentation. r"foo\bar\baz" "\\" (wrap in parens if ambiguous) will create a single literal at compile time, the first part of which is raw, and only the last tiny bit is non-raw, to allow the trailing backslash.
– Sha...
In Node.js, how do I “include” functions from my other files?
...are what you want to expose.
// tools.js
// ========
module.exports = {
foo: function () {
// whatever
},
bar: function () {
// whatever
}
};
var zemba = function () {
}
And in your app file:
// app.js
// ======
var tools = require('./tools');
console.log(typeof tools.foo); // =...