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C# vs Java generics [duplicate]
... of the limitations
of erasure (such as being unable to
create generic arrays). This
also means that there is no
performance hit from runtime casts and
normally expensive boxing conversions.
Rather than saying ".NET generics is better than Java generics", one should look into the differe...
Get local IP address in node.js
...has one real network interface. It could easily be refactored to return an array of IPs for multi-interface machines.
function getIPAddress() {
var interfaces = require('os').networkInterfaces();
for (var devName in interfaces) {
var iface = interfaces[devName];
for (var i = 0; i < ...
ng-repeat :filter by single field
I have an array of products that I'm repeating over using ng-repeat and am using
12 Answers
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How to select the row with the maximum value in each group
...allest and largest value in a group because the values are available as an array. So you can first sort by pt descending and then use pt[1] or first(pt) to get the highest value: group %>% group_by(Subject) %>% arrange(desc(pt), .by_group = TRUE) %>% summarise(max_pt=first(pt), min_pt=last...
How to calculate number of days between two dates
... here is the signature : moment().diff(Moment|String|Number|Date|Array, String, Boolean);
– Sumit
May 17 '18 at 11:43
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Why doesn't await on Task.WhenAll throw an AggregateException?
...ion to be unwrapped, but all exceptions are indeed still available via the array of Tasks.
– nuclearpidgeon
Jan 2 '19 at 1:18
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How to make input type= file Should accept only pdf and xls
...fileReader.onload = function(e) {
var int32View = new Uint8Array(e.target.result);
//verify the magic number
// for JPG is 0xFF 0xD8 0xFF 0xE0 (see https://en.wikipedia.org/wiki/List_of_file_signatures)
if(int32View.length>4 &&am...
Replace multiple characters in one replace call
...y have it take an object with old/new as key/value pairs instead of a flat array.
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How to disable scrolling temporarily?
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You can add 32 (space) to the disabled keys array (show in the code comments).
– gblazex
Jun 30 '13 at 13:28
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How can I rename a field for all documents in MongoDB?
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Is this working with arrays as well? Can I do: db.foo.update({}, {$rename:{"name.0.additional":"name.0.last"}}, false, true)?
– bncc
May 24 '16 at 8:16
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