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Building a notification system [closed]
...══════╝
(Add time fields where you see fit)
This is basically for grouping changes per object, so that you could say "You have 3 friend requests". And grouping per actor is useful, so that you could say "User James Bond made changes in your bed". This also gives ability to translate...
How to install an npm package from GitHub directly?
...thub URLs now works:
npm install https://github.com/fergiemcdowall/search-index.git
EDIT 1: there are a couple of users commenting that you can't do this for all modules because you are reading from a source control system, which may well contain invalid/uncompiled/buggy code. So to be clear (alt...
Given an array of numbers, return array of products of all other numbers (no division)
... This is the input
int products[N];
// Get the products below the current index
p=1;
for(int i=0;i<N;++i) {
products[i]=p;
p*=a[i];
}
// Get the products above the curent index
p=1;
for(int i=N-1;i>=0;--i) {
products[i]*=p;
p*=a[i];
}
...
What is a good reason to use SQL views?
...
@Zikato yes, if it is an indexed view
– LinkBerest
Feb 11 '19 at 15:36
...
Best way to include CSS? Why use @import?
Basically I am wondering what is the advantage / purpose of using @import to import stylesheets into an existing stylesheet versus just adding another ...
...
How to retrieve an element from a set without removing it?
...ent from s
Or...
e = next(iter(s))
But in general, sets don't support indexing or slicing.
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HTTP GET request in JavaScript?
...ndle the response inside an event handler.
function httpGetAsync(theUrl, callback)
{
var xmlHttp = new XMLHttpRequest();
xmlHttp.onreadystatechange = function() {
if (xmlHttp.readyState == 4 && xmlHttp.status == 200)
callback(xmlHttp.responseText);
}
xml...
How to select the first element with a specific attribute using XPath
...
Use the index to get desired node if xpath is complicated or more than one node present with same xpath.
Ex :
(//bookstore[@location = 'US'])[index]
You can give the number which node you want.
...
Maximum and Minimum values for ints
...xsize can be used as an
integer larger than any practical list or string index. It conforms to
the implementation’s “natural” integer size and is typically the same
as sys.maxint in previous releases on the same platform (assuming the
same build options).
The repr() of a long integer...
Center Align on a Absolutely Positioned Div
...idth, as follows:
div#thing {
position: absolute;
top: 0px;
z-index: 2;
width:400px;
margin-left:-200px;
left:50%;
}
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