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How do I convert a string to a number in PHP?
...cast a string to number by adding a zero, it's usually considered to be an error rather than a valid method of casting :).
– Jan Špaček
Jan 3 '13 at 18:19
4
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Formatting Phone Numbers in PHP
...TERNATIONAL) . "\n";
} catch (NumberParseException $e) {
// handle any errors
}
you will get the following output:
Input: +12123456789
isValid: true
E164: +12123456789
National: (212) 345-6789
International: +1 212-345-6789
I'd recommend using the E164 format for duplicate checks. You coul...
Setting Django up to use MySQL
... install python dependencies otherwise python runserver command will throw error.
sudo apt-get install libmysqlclient-dev
sudo pip install MySQL-python
Then configure the settings.py file as defined by #Andy and at the last execute :
python manage.py runserver
Have fun..!!
...
Remote JMX connection
...mx agent where my MBean is deployed, and then, jconsole displays a connect error message. I performed a wireshark capture, and it shows data exchange coming from both agent and jconsole.
Thus, this is not a network issue, if I perform a netstat -an with or without java.rmi.server.hostname system pr...
String formatting named parameters?
...;')
This will evaluate my_url, so if it's not defined you will get a NameError. In fact, instead of my_url, you can write an arbitrary Python expression, as long as it evaluates to a string (because of the :s formatting code). If you want a string representation for the result of an expression t...
JavaScript % (modulo) gives a negative result for negative numbers
...
@ Shanimal: LOL! It does. An error by the HTML editor. The spec text does not.
– T.J. Crowder
Jul 25 '17 at 6:34
add a comment
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Remove an entire column from a data.frame in R
...can take an unusually long amount of time and/or fail due to out of memory errors. Package data.table helps address this problem with the := operator:
library(data.table)
> dt <- data.table(a = 1, b = 1, c = 1)
> dt[,a:=NULL]
b c
[1,] 1 1
I should put together a bigger example to sh...
Is there a real solution to debug cordova apps [closed]
...l open with developer tools. There you can click on "console" to check for errors
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How to read a text file reversely with iterator in C#
...break.
– Jon Skeet
Jan 17 '09 at 18:05
1
It also never yields empty lines - "a\n\nb" should yield...
HTML table with fixed headers?
...way. It supports Internet Explorer9+ and Firefox/Chrome.
Currently (2018-05) it has:
405 commits and 998 stars on GitHub
Many (not all) of the answers here are quick hacks that may have solved the problem one person was having, but will work not for every table.
Some of the other plugins ...