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What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
... list as being available and when I move my mouse over it, it does display information about the function name, however it does fail to compile.
– Francis Cugler
Jul 8 '17 at 8:48
...
Accurate way to measure execution times of php scripts
...our code: $time = microtime(true) - $_SERVER["REQUEST_TIME_FLOAT"]; (More info in an answer below.)
– ashleedawg
Apr 2 '19 at 20:56
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show ...
Upgrade python in a virtualenv
...b/python2.7/site-packages/pip
rm -r lib/python2.7/site-packages/pip-*.dist-info
rm -r lib/python2.7/site-packages/setuptools
rm -r lib/python2.7/site-packages/setuptools-*.dist-info
Finally, re-create your virtual environment:
virtualenv <EXISTING_ENV_PATH>
By doing so, old Python core fi...
What is the meaning of the term arena in relation to memory?
...
From http://www.bozemanpass.com/info/linux/malloc/Linux_Heap_Contention.html:
The libc.so.x shared library contains the glibc component and the heap
code resides inside it. The current implementation of the heap uses
multiple independent sub-heaps c...
How do you check that a number is NaN in JavaScript?
... of the following:
For ECMAScript-5 Users:
#1
if(x !== x) {
console.info('x is NaN.');
}
else {
console.info('x is NOT a NaN.');
}
For people using ECMAScript-6:
#2
Number.isNaN(x);
And For consistency purpose across ECMAScript 5 & 6 both, we can also use this polyfill for Number...
Enable binary mode while restoring a Database from an SQL dump
...l like so:
mysqldump -u root p my_db --no-data --no-create-db --no-create-info --routines --triggers --skip-opt --set-gtid-purged=OFF > db_objects.sql
What I did was change it to this (pipe instead to Set-Content):
mysqldump -u root p my_db --no-data --no-create-db --no-create-info --routines...
How can I handle time zones in my webapp?
...s is a great answer. Is there a best practice on how to store the timezone info? For example - which one would be better - 'PST' or 'America/Pacific'? How will I easily be able to convert a timestamp in UTC to the captured user timezone? Any best practices on this would be appreciated.
...
How to list npm user-installed packages?
...
npm ls
npm list is just an alias for npm ls
For the extended info use
npm la
npm ll
You can always set --depth=0 at the end to get the first level deep.
npm ls --depth=0
You can check development and production packages.
npm ls --only=dev
npm ls --only=prod
To show the inf...
How to move files from one git repo to another (not a clone), preserving history
...E_TO_KEEP$ |
GIT_INDEX_FILE=$GIT_INDEX_FILE.new \
git update-index --index-info && \
mv $GIT_INDEX_FILE.new $GIT_INDEX_FILE || echo "Nothing to do"' --prune-empty -- --all
# eg. FILE_TO_KEEP = pom.xml to keep only the pom.xml file from FOLDER_TO_KEEP
Stage Two
Cleanup step
git reset --...
Checking if object is empty, works with ng-show but not from controller?
...but I need to set properties on the object before I have actually received info from $http. if its null then I couldn't do items.available = true could I ? I was under the impression that i had to create an object
– Martin
Jul 24 '13 at 16:27
...