大约有 15,510 项符合查询结果（耗时：0.0385秒） [XML]
How to get the instance id from within an ec2 instance?
...documentation on the subject.
Run:
wget -q -O - http://169.254.169.254/latest/meta-data/instance-id
If you need programatic access to the instance ID from within a script,
die() { status=$1; shift; echo "FATAL: $*"; exit $status; }
EC2_INSTANCE_ID="`wget -q -O - http://169.254.169.254/latest/me...
How to convert a PIL Image into a numpy array?
...
Open I as an array:
>>> I = numpy.asarray(PIL.Image.open('test.jpg'))
Do some stuff to I, then, convert it back to an image:
>>> im = PIL.Image.fromarray(numpy.uint8(I))
Filter numpy images with FFT, Python
If you want to do it explicitly for some reason, there are pi...
Detecting when a div's height changes using jQuery
... demo http://jsfiddle.net/aD49d/
$(function () {
var prevHeight = $('#test').height();
$('#test').attrchange({
callback: function (e) {
var curHeight = $(this).height();
if (prevHeight !== curHeight) {
$('#logger').text('height chan...
configure Git to accept a particular self-signed server certificate for a particular https remote
...IdVQIKvHok2P/u9tvTUQA==
-----END CERTIFICATE-----
This shall work (but I tested it only with single certificate).
Configure git to trust this certificate
$ git config --global http.sslCAInfo /home/javl/git-certs/cert.pem
You may also try to do that system wide, using --system instead of --glob...
Try-catch speeding up my code?
I wrote some code for testing the impact of try-catch, but seeing some surprising results.
5 Answers
...
Performance of static methods vs instance methods
... Static methods can't be mocked, If you do TDD or even just unit testing this will hurt your tests a lot.
– trampster
Mar 24 '17 at 10:33
...
How do I handle newlines in JSON?
...thing like .replace("\n", "\\n") should do the job fine!! For example, var test = [{"description":"Some description about the product. This can be multi-line text."}]; console.log(JSON.parse(test.replace(/\n/g, "\\n"))); will output the object perfectly fine to browser console as [{"description":"S...
What is the best way to iterate over a dictionary?
..., remember: using System.Linq; This is not incluted in fx. auto generated test classes.
– Tinia
Nov 24 '11 at 14:47
...
How can I use PHP to dynamically publish an ical file to be read by Google Calendar?
...ML v1.0//EN
BEGIN:VEVENT
UID:" . md5(uniqid(mt_rand(), true)) . "@yourhost.test
DTSTAMP:" . gmdate('Ymd').'T'. gmdate('His') . "Z
DTSTART:19970714T170000Z
DTEND:19970715T035959Z
SUMMARY:Bastille Day Party
END:VEVENT
END:VCALENDAR";
//set correct content-type-header
header('Content-type: text/calend...
How do you get a query string on Flask?
...string.
Here's an example:
from flask import request
@app.route('/adhoc_test/')
def adhoc_test():
return request.query_string
To access an individual known param passed in the query string, you can use request.args.get('param'). This is the "right" way to do it, as far as I know.
ETA: Bef...