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is it possible to change values of the array when doing foreach in javascript?
....forEach(function(part, index) {
arr[index] = "four";
});
alert(arr);
Now if array arr was an array of reference types, the following code will work because reference types store a memory location of an object instead of the actual object.
var arr = [{ num : "one" }, { num : "two"}, { num : "t...
How to set selected value of jquery select2?
...avaScript solutions. Looking for another jQuery/Bootstrap Select2 dropdown now (2 days of fiddling every conceivable method - no joy!)
– MC9000
Nov 5 '16 at 5:17
29
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How to run functions in parallel?
... print(f'{seconds} has been processed')
secs_list = [2,4, 6, 8, 10, 12]
Now, if your operation is IO bound, then you can use the ThreadPoolExecutor as such:
with ThreadPoolExecutor() as executor:
results = executor.map(sleep_secs, secs_list)
Note how map is used here to map your function to ...
How do I debug error ECONNRESET in Node.js?
...ght exception since your data, application, and node.js itself is in an unknown state. Continuing after an exception puts your data a risk. If you want to find out more, check out Node's docs on process or Node's docs on domains.
– c1moore
Aug 31 '15 at 0:10
...
any tool for java object to object mapping? [closed]
... looking for automated tool before start writing my own. I just wanted to know if there any free tool available for the same.
...
How to check task status in Celery?
...o True, then the state will be STARTED.
The state PENDING means "I don't know."
An AsyncResult with the state PENDING does not mean anything more than that Celery does not know the status of the task. This could be because of any number of reasons.
For one thing, AsyncResult can be constructed wi...
Create an index on a huge MySQL production table without table locking
...ating MySQL's Schema without downtime
Thusfar, there's only one method I know of to update a MySql schema and not suffer an availability outage. Circular masters:
Master A has your MySQL database running on it
Bring Master B into service and have it replicate writes from Master A ( B is a slave ...
How to loop through all enum values in C#? [duplicate]
...nt that brings me back to my old answer, and I think I'd do it differently now. These days I'd write:
private static IEnumerable<T> GetEnumValues<T>()
{
// Can't use type constraints on value types, so have to do check like this
if (typeof(T).BaseType != typeof(Enum))
{
...
Django's SuspiciousOperation Invalid HTTP_HOST header
... for the vulnerability by spoofing the header.
There is discussion right now by the Django developers to change this from a 500 internal server error to a 400 response. See this ticket.
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im...
The remote end hung up unexpectedly while git cloning
...n effect, and in this instance, the OP Joe reports:
[clone] works fine now
Note: if something went wrong on the server side, and if the server uses Git 2.5+ (Q2 2015), the error message might be more explicit.
See "Git cloning: remote end hung up unexpectedly, tried changing postBuffer but s...