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Can an html element have multiple ids?
... through space separated or any character separation. Though in the specification it says that for backward compatibility it must not contain space character in attributes values Fragment Identifiers(w3.org/TR/xhtml1/#guidelines) So if you want to express multivalued IDs you have to express it diffe...
What is the most elegant way to remove a path from the $PATH variable in Bash?
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My dirty hack:
echo ${PATH} > t1
vi t1
export PATH=$(cat t1)
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What is bootstrapping?
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An example of bootstrapping is in some web frameworks. You call index.php (the bootstrapper), and then it loads the frameworks helpers, models, configuration, and then loads the controller and passes off control to it.
As you can see, it's a simple file that starts a large process.
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How do I determine k when using k-means clustering?
...t Bischof, Ales Leonardis, and Alexander Selb in Pattern Analysis and Applications vol. 2, p. 59-72, 1999.
Finally, you can start with one cluster, then keep splitting clusters until the points assigned to each cluster have a Gaussian distribution. In "Learning the k in k-means" (NIPS 2003), Greg ...
Best way to use multiple SSH private keys on one client
...uct ssh to try multiple keys in succession when connecting. Here's how:
$ cat ~/.ssh/config
IdentityFile ~/.ssh/id_rsa
IdentityFile ~/.ssh/id_rsa_old
IdentityFile ~/.ssh/id_ed25519
# ... and so on
$ ssh server.example.com -v
....
debug1: Next authentication method: publickey
debug1: Trying private...
Image resizing client-side with JavaScript before upload to the server
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method: 'POST',
url: 'https://www.marvinj.org/backoffice/imageUpload.php',
data: form,
enctype: 'multipart/form-data',
contentType: false,
processData: false,
success: function (resp) {
$("#divServerResponse").html("SERVER RESPONSE (NEW IMAGE):<br/><im...
How do I quickly rename a MySQL database (change schema name)?
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I think the solution is simpler and was suggested by some developers. phpMyAdmin has an operation for this.
From phpMyAdmin, select the database you want to select. In the tabs there's one called Operations, go to the rename section. That's all.
It does, as many suggested, create a new databa...
.gitignore and “The following untracked working tree files would be overwritten by checkout”
...and I just needed it to change branches.
– Simon The Cat
Nov 26 '14 at 20:03
7
I didn't want the ...
JavaScript: location.href to open in new window/tab?
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window.open(
'https://support.wwf.org.uk/earth_hour/index.php?type=individual',
'_blank' // <- This is what makes it open in a new window.
);
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How to print colored text in Python?
...ing the color, moving the cursor, and more.
If you are going to get complicated with this (and it sounds like you are if you are writing a game), you should look into the "curses" module, which handles a lot of the complicated parts of this for you. The Python Curses HowTO is a good introduction.
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