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How to create a JavaScript callback for knowing when an image is loaded?
I want to know when an image has finished loading. Is there a way to do it with a callback?
10 Answers
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Ruby on Rails: how do I sort with two columns using ActiveRecord?
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Thank you @Erik - I know this answer is old so here's my warning for those seeing it now: This method has been deprecated starting Rails 3.2. Use Thing.all instead =)
– Abdo
Mar 5 '13 at 9:18
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Excel VBA App stops spontaneously with message “Code execution has been halted”
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Does anyone know why this works? Or where it comes from? Is this magic?
– ZX9
Aug 13 '15 at 18:00
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How to wait for all threads to finish, using ExecutorService?
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What if you don't know the number of tasks before you start?
– cletus
Aug 9 '09 at 10:26
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Is there a git-merge --dry-run option?
...base is the hexadecimal id that merge-base printed in the previous step)
Now suppose that you want to merge the remote master with your local master, but you can use any branches. git merge-tree will execute the merge in memory and print the result to the standard output. Grep for the pattern <...
How do I use DateTime.TryParse with a Nullable?
...Jason suggested:
DateTime? d; DateTime dt;
d = DateTime.TryParse(DateTime.Now.ToString(), out dt)? dt : (DateTime?)null;
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Find (and kill) process locking port 3000 on Mac
...ISTEN | awk '{ print $2 }') kill -9 $port } alias killport=findandkill So now I just have to type killport 8080 and it saves me some seconds
– Alfonso Pérez
Nov 11 '15 at 13:51
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How to convert an int value to string in Go?
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fmt.Sprintf("%v",value);
If you know the specific type of value use the corresponding formatter for example %d for int
More info - fmt
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How do I change db schema to dbo
...s it lists jonathan as the db schema. When I write stored procedures I now have to include jonathan. in front of all the table names which is confusing.
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How to revert uncommitted changes including files and folders?
... When I try this I get "error: pathspec '.' did not match any file(s) known to git.
– Mike K
May 16 '14 at 17:12
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