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Getting time elapsed in Objective-C
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Relying on [NSDate date] could lead to difficult to track bugs, see this answer for more info.
– Senseful
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Change values while iterating
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Sorry I'm still a little bit confuse here. If the 2nd value of for loop is a[i], then what is the different between the a[i] from the for loop and the a[i] as we write? It looks like the same thing but it isn't, right?
– Tiến ...
How to save/restore serializable object to/from file?
...ObjectSaver
– mrbm
Nov 24 '17 at 16:10
add a comment
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SimpleTest vs PHPunit
...ttp://pear.phpunit.de/get/phpunit.phar
chmod +x phpunit-3.7.6.phar
or for windows just downloading the phar and running:
php phpunit-.phar
or when using the supported composer install ways like
"require-dev": {
"phpunit/phpunit": "3.7.*"
}
to your composer.json.
For everything you want to te...
How can I update NodeJS and NPM to the next versions?
...documentation on Node.js and NPM installation and Upgrading NPM.
The following original answer is from the old FAQ that no longer exists, but should work for Linux and Mac:
How do I update npm?
npm install -g npm
Please note that this command will remove your current version of npm. Make...
How to escape single quotes in MySQL
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edited Oct 27 '12 at 22:10
answered May 20 '09 at 9:31
Ro...
How to override the properties of a CSS class using another CSS class
I am fairly new to CSS3 and I want to be able to do the following:
6 Answers
6
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Find the Smallest Integer Not in a List
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In practice, the "array of N booleans" would probably be encoded as a "bitmap" or "bitset" represented as a byte or int array. This typically uses less space (depending on the programming language) and allows the scan for the first false to be done more quickly.
This is how / why the algorit...
How do emulators work and how are they written? [closed]
...inner workings of processors -- assembly knowledge is necessary. If I'm a bit too vague on certain things, please ask questions so I can continue to improve this answer.
Basic idea:
Emulation works by handling the behavior of the processor and the individual components. You build each individual p...
How to create module-wide variables in Python? [duplicate]
...to the old value assigned on import, as we didn't reassign those. That's a bit misleading, I will update the answer.
– timmwagener
Dec 12 '18 at 10:23
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