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Is there a way to make text unselectable on an HTML page? [duplicate]
...be unselectable. You can set this using an attribute in HTML:
<div id="foo" unselectable="on" class="unselectable">...</div>
Sadly this property isn't inherited, meaning you have to put an attribute in the start tag of every element inside the <div>. If this is a problem, you co...
Check status of one port on remote host [closed]
...ther host is valid, you need to check for 6 exit code as well:
$ curl -m5 foo:123; [ $? != 6 -a $? != 7 ] && echo OK || echo FAIL
curl: (6) Could not resolve host: foo
FAIL
To troubleshoot the returned error code, simply run: curl host:port, e.g.:
$ curl localhost:80
curl: (7) Failed to ...
What does the function then() mean in JavaScript?
... resolve, reject)
})
}
Promise.all([
fetchPromised("http://backend/foo.txt", 500),
fetchPromised("http://backend/bar.txt", 500),
fetchPromised("http://backend/baz.txt", 500)
]).then((data) => {
let [ foo, bar, baz ] = data
console.log(`success: foo=${foo} bar=${bar} baz=${...
Is there a Unix utility to prepend timestamps to stdin?
... line of input you give it. You can format it using strftime too.
$ echo 'foo bar baz' | ts
Mar 21 18:07:28 foo bar baz
$ echo 'blah blah blah' | ts '%F %T'
2012-03-21 18:07:30 blah blah blah
$
To install it:
sudo apt-get install moreutils
...
Find the most frequent number in a numpy vector
...than scipy.stats.mode, although less general.
– Fred Foo
Jun 6 '11 at 13:14
...
How to print Unicode character in Python?
...ream redirection.
Store unicode characters in a file:
Save this to file: foo.py:
#!/usr/bin/python -tt
# -*- coding: utf-8 -*-
import codecs
import sys
UTF8Writer = codecs.getwriter('utf8')
sys.stdout = UTF8Writer(sys.stdout)
print(u'e with obfuscation: é')
Run it and pipe output to file:
py...
Asterisk in function call
... sequence into separate arguments for the function call.
>>> def foo(a, b=None, c=None):
... print a, b, c
...
>>> foo([1, 2, 3])
[1, 2, 3] None None
>>> foo(*[1, 2, 3])
1 2 3
>>> def bar(*a):
... print a
...
>>> bar([1, 2, 3])
([1, 2, 3],)
>>...
What are the use cases for selecting CHAR over VARCHAR in SQL?
.... So (assuming you are using a one-byte character set) storing the word "FooBar"
CHAR(6) = 6 bytes (no overhead)
VARCHAR(100) = 8 bytes (2 bytes of overhead)
CHAR(10) = 10 bytes (4 bytes of waste)
The bottom line is CHAR can be faster and more space-efficient for data of relatively the same leng...
How to step through Python code to help debug issues?
...7, you can use the breakpoint() built-in function to enter the debugger:
foo()
breakpoint() # drop into the debugger at this point
bar()
By default, breakpoint() will import pdb and call pdb.set_trace(). However, you can control debugging behavior via sys.breakpointhook() and use of the environ...
How to spyOn a value property (rather than a method) with Jasmine
... in your test you can check that the property is set with:
stub.valueA = 'foo';
expect(stub.setValueA).toHaveBeenCalledWith('foo');
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