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How can I generate a unique ID in Python? [duplicate]
... and I couldn't reopen the port later. I'd have to manually kill uuidd as root. I worked around this by setting uuid._uuid_generate_time and uuid._uuid_generate_random to None so the uuid module never used the native implementation. (That should really be an option anyway; generating V4 random UU...
How to import a .cer certificate into a java keystore?
..."$(/usr/libexec/java_home)/jre/lib/security/cacerts";
function running_as_root()
{
if [ "$EUID" -ne 0 ]
then echo "NO"
exit
fi
echo "YES"
}
function import_certs_to_java_keystore
{
for crt in *.crt; do
echo prepping $crt
keytool -import -file $crt -storepass changeit -no...
Hibernate - A collection with cascade=”all-delete-orphan” was no longer referenced by the owning ent
...n you get the same error. This is because the owner of the children is the root Entity and not the component that is made null... A such, a component is never allowed to become null, but rather should result in a forward to a destroy() method in the child... At least, I don't know a better solution....
Add EBS to Ubuntu EC2 Instance
...
Step 1: create volume
step 2: attach to your instance root volume
step 3: run sudo resize 2fs -p /dev/xvde
step 4: restart apache2 sudo service apache2 restart
step 4: run df -h
You can see total volume attached to your instance.
...
Utilizing multi core for tar+gzip/bzip compression/decompression
...ter. It will strip the path of the files from the archive so the tarball's root becomes the current directory when extracting. Note that you can't use -C option to change directory as you'll lose benefits of find: all files of the directory would be included.
-P tells tar to use absolute paths, so ...
Objective-C: difference between id and void *
...and any of the methods in NSObject (ie, all objects in the normal NSObject root class hierarchy), and get a warning for anything else, which is much better than no warning and a runtime crash.
– Peter N Lewis
May 4 '17 at 23:32
...
Remove Server Response Header IIS7
...has to be removed through the IIS Manager, Editor configuration on the IIS root (not on a site): go to system.webServer/proxy node and set arrResponseHeader to false. After an IISReset, it is taken into account.
(I have found this one here, excepted this post is about old IIS 6.0 way of configuring ...
Sending a message to nil in Objective-C
...
The recent OSX root exploit/hidden backdoor api is accessible for all users (not just admins) because of obj-c's Nil messaging.
– dcow
Apr 20 '15 at 15:58
...
Unable to resolve “unable to get local issuer certificate” using git on Windows with self-signed cer
...navigate to certificates tab (3rd in my case). Select the top node that is root certificate. And press copy certificate button in the bottom and save the file.
In file explorer navigate Git\bin directory and open curl-ca-bundle.crt in text editor.
Open the exported certificate file (in step 3) in te...
Making the Android emulator run faster
... Atom System Images" => SDK-Manager/Android 2.3.3
Go to the Android SDK root folder and navigate to extras\intel\Hardware_Accelerated_Execution_Manager. Execute file IntelHaxm.exe to install. (in Android Studio you can navigate to: Settings -> Android SDK -> SDK Tools -> Intel x86 Emulat...