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Create an index on a huge MySQL production table without table locking
...t -e 'alter table users add index ddopsonfu (last_name, email, first_name, confirmation_token, current_sign_in_ip);'
echo "Index Update - FINISH"
sleep 0.05
kill $PID
time mysql -uroot website_development -e 'drop index ddopsonfu on users;'
My Server (InnoDB):
Server version: 5.5.25a Source distr...
WPF User Control Parent
...ly when you've got events and overrides thrown into the mix (Loaded event, OnLoaded override, Initialized event, OnInitialized override, etcetcetc). In this case, OnInitialized makes sense because you want to find the parent, and the control must be initialized for the parent to "exist". Loaded me...
HTML: How to limit file upload to be only images?
...menu_images').unwrap();
return false;
}
reader.onload = function (e) {
// get loaded data and render thumbnail.
document.getElementById("menu_image").src = e.target.result;
$("#menu_image").show();
};
// read the image file as a data URL....
iOS app icon with transparent background showing black background on device
...s-and-images/app-icon/
Edit: Also, check the related questions before you confirm your post - Is is possible to use transparency in an iPhone app icon?
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Check if a Windows service exists and delete in PowerShell
...
Combining Dmitri & dcx's answers I made this:
function Confirm-WindowsServiceExists($name)
{
if (Get-Service $name -ErrorAction SilentlyContinue)
{
return $true
}
return $false
}
function Remove-WindowsServiceIfItExists($name)
{
$exists = Confir...
Format an Integer using Java String Format
...her characters. I have had a Google around but I cannot find anything that confirms it is faster - could you provide some evidence for that?
– My Head Hurts
Jul 9 '13 at 12:20
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Do I need to store the salt with bcrypt?
...at. I wish they said that in the javadoc :) (I've looked at the source and confirmed - but I didn't know what I was looking for before)
– RodeoClown
Nov 10 '08 at 22:17
1
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How to fix: android.app.RemoteServiceException: Bad notification posted from package *: Couldn't cre
...
I can confirm. Vector drawables in notifications cause RemoteServiceException on KitKat.
– Khizhny Andrey
Mar 14 '18 at 14:00
...
Node.js Mongoose.js string to ObjectId function
... BSONPure isn't a part of mongoose.mongo for me. Can anybody confirm?
– Artur Tagisow
May 13 '19 at 10:38
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jQuery - What are differences between $(document).ready and $(window).load?
...s are there to be found/used, but not necessarily all the content.
window.onload fires later (or at the same time in the worst/failing cases) when images and such are loaded. So, if you're using image dimensions for example, you often want to use this instead.
Also read a related question:
Differe...