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Asynchronous Process inside a javascript for loop [duplicate]
...
function XHRpost(i) {
return new Promise(function(resolve) {
let params = 'id=nobot&%3Aoperation=social%3AcreateForumPost&subject=Demo' + i + '&message=Here%20is%20the%20Demo&_charset_=UTF-8';
http.open('POST', url, true);
http.setRequestHeader('Content-type', 'ap...
How to add dividers and spaces between items in RecyclerView?
...reviously in the ListView class, using the divider and dividerHeight parameters:
41 Answers
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An example of how to use getopts in bash
...nded value. You can hack around this if you absolutely know that an option parameter cannot look like another valid option, yes, but one could say there's a reason optional arguments are not defined in POSIX.
– Adrian Frühwirth
Mar 13 '15 at 9:40
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Get a list of resources from classpath directory
... * pattern = Pattern.compile(".*"); gets all resources
*
* @param pattern
* the pattern to match
* @return the resources in the order they are found
*/
public static Collection<String> getResources(
final Pattern pattern){
final Arra...
What is the parameter “next” used for in Express?
...el with an async findOne():
function loadUser(req, res, next) {
if (req.params.userId) {
Users.findOne({ id: req.params.userId }, function(err, user) {
if (err) {
next(new Error("Couldn't find user: " + err));
return;
}
req.user = user;
next();
});...
Why can't you modify the data returned by a Mongoose Query (ex: findById)
...ance, you can call lean() on the query chain like so:
Survey.findById(req.params.id).lean().exec(function(err, data){
var len = data.survey_questions.length;
var counter = 0;
_.each(data.survey_questions, function(sq){
Question.findById(sq.question, function(err, q){
...
Python Matplotlib Y-Axis ticks on Right Side of Plot
...plt
plt.subplot2grid((3,2), (0,1), rowspan=3)
plt.plot([2,3,4,5])
plt.tick_params(axis='y', which='both', labelleft='off', labelright='on')
plt.show()
It will show this:
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Creating a new DOM element from an HTML string using built-in DOM methods or Prototype
..., then reaching into the template's .content property.
Examples:
/**
* @param {String} HTML representing a single element
* @return {Element}
*/
function htmlToElement(html) {
var template = document.createElement('template');
html = html.trim(); // Never return a text node of whitespac...
How do you cast a List of supertypes to a List of subtypes?
...st works; but it doesn't work because you can't cast a generic type of one parameter to another. However, you can cast through an intermediate wildcard type and it will be allowed (since you can cast to and from wildcard types, just with an unchecked warning):
List<TestB> variable = (List<...
Asynchronous Requests with Python requests
...ns. Number of concurrent requests can be increased by defining max_workers parameter
– Jose Cherian
Sep 20 '15 at 22:22
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