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Android List Preferences: have summary as selected value?
...e a Preference activity which uses a List Preferences as defined by my XML file. How would I set the summary of the list activity to the value that is selected?
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Cycles in family tree software
... has many issues, such as incompatibility with same sex relations, incest, etc... Which in real life happens more often than you'd imagine (especially when going back in time to the 1700-1800).
We have modeled our family tree to what happens in the real world: Events (for example, births, weddings,...
Is it possible to view RabbitMQ message contents directly from the command line?
...mq-dump-queue which allows dumping messages from a RabbitMQ queue to local files and requeuing the messages in their original order.
Example usage (to dump the first 50 messages of queue incoming_1):
rabbitmq-dump-queue -url="amqp://user:password@rabbitmq.example.com:5672/" -queue=incoming_1 -max-...
How to get the source directory of a Bash script from within the script itself?
..."${BASH_SOURCE[0]}"
while [ -h "$SOURCE" ]; do # resolve $SOURCE until the file is no longer a symlink
DIR="$( cd -P "$( dirname "$SOURCE" )" >/dev/null 2>&1 && pwd )"
SOURCE="$(readlink "$SOURCE")"
[[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE" # if $SOURCE was a relat...
How do I install pip on macOS or OS X?
...recated. Please use get-pip.py instead.
First of all download the get-pip file
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
Now run this file to install pip
python get-pip.py
That should do it.
Another gif you said? Here ya go!
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How to check that a string is an int, but not a double, etc.?
PHP has an intval() function that will convert a string to an integer. However I want to check that the string is an integer beforehand, so that I can give a helpful error message to the user if it's wrong. PHP has is_int() , but that returns false for string like "2" .
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How to run Django's test database only in memory?
...
I usually create a separate settings file for tests and use it in test command e.g.
python manage.py test --settings=mysite.test_settings myapp
It has two benefits:
You don't have to check for test or any such magic word in sys.argv, test_settings.py can si...
Declaring an unsigned int in Java
...s an unsigned integer. Static methods like compareUnsigned, divideUnsigned etc have been added to the Integer class to support the arithmetic operations for unsigned integers.
Note that int variables are still signed when declared but unsigned arithmetic is now possible by using those methods in t...
When and why will a compiler initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?
... In todays world, Data Execution Prevention doesn't even allow the CPU to fetch an instruction from the heap. This answer is outdated since XP SP2.
– MSalters
Apr 5 '17 at 8:27
2
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Format XML string to print friendly XML string
... I've noticed that it worked well with UTF8, but not with Unicode XML file contents.
– Nayan
Jan 20 '16 at 7:10
1
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