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Javascript Cookie with no expiration date
... So, basically, on 19th Jan 2038, Chewie will sit in the Millennium Falcon and complain about the cookie policy popup on the galactic map API yet again...
– nickhar
Jul 16 '18 at 22:51
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How to get subarray from array?
I have var ar = [1, 2, 3, 4, 5] and want some function getSubarray(array, fromIndex, toIndex) , that result of call getSubarray(ar, 1, 3) is new array [2, 3, 4] .
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How to pass json POST data to Web API method as an object?
...s well. The major difference is, In asp.net core, both web api controllers and Mvc controllers are merged together to single controller model. So your return type might be IActionResult or one of it's implementation (Ex :OkObjectResult)
Use
contentType:"application/json"
You need to use JSON....
How can I format my grep output to show line numbers at the end of the line, and also the hit count?
...two null, - Line number : 2
example four null, - Line number : 4
Use command substitution to print out the total null count:
$ echo "Total null count :" $(grep -ic null myfile.txt)
Total null count : 2
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What's the difference between HEAD^ and HEAD~ in Git?
...n I specify an ancestor commit object in Git, I'm confused between HEAD^ and HEAD~ .
15 Answers
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How to write a UTF-8 file with Java?
I have some current code and the problem is its creating a 1252 codepage file, i want to force it to create a UTF-8 file
9 ...
The preferred way of creating a new element with jQuery
...ss": "a"});
$div.click(function(){ /* ... */ });
$("#box").append($div);
And of course .html('*') overrides the content while .append('*') doesn't, but I guess, this wasn't your question.
Another good practice is prefixing your jQuery variables with $:
Is there any specific reason behind using $ ...
find() with nil when there are no records
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Yes, just do:
Challenge.find_by_id(10)
For Rails 4 and 5:
Challenge.find_by(id: 10)
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How can I convert comma separated string into a List
... yes as the Select extension in this case returns IEnumerable<Int32> and it is not list. However list has a constructor accepting another collection as source.
– Oybek
Feb 15 '12 at 21:07
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Change values while iterating
... prints you completely different memory locations for the value from range and the actual
value in the slice:
0xf84000f010 vs. 0x7f095ed0bf68
0xf84000f014 vs. 0x7f095ed0bf68
0xf84000f018 vs. 0x7f095ed0bf68
So the only thing you can do is to either use pointers or the index, as already proposed ...