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Regex to replace everything except numbers and a decimal point
... is the code that I'm currently using to replace everything except numbers and a decimal point. Issue is, I can't figure out a regex that will identify everything else
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How does the NSAutoreleasePool autorelease pool work?
As I understand it, anything created with an alloc , new , or copy needs to be manually released. For example:
7 Answer...
Query to count the number of tables I have in MySQL
I am growing the number of tables I have and I am sometimes curious just to do a quick command line query to count the number of tables in my database. Is that possible? If so, what is the query?
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How to create a directory using Ansible
... @Alex all immediate subdirectories is confusing, could you define that and give an example?
– Jamie Jackson
Sep 13 '18 at 20:34
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Removing MySQL 5.7 Completely [closed]
... Note: If you want to restore later, just backup your relevant databases, and not the WHOLE, because the whole database might actually be the reason you need to purge and reinstall).
In total, do this:
sudo service mysql stop #or mysqld
sudo killall -9 mysql
sudo killall -9 mysqld
sudo apt-get ...
How to show SQL queries run in the Rails console?
... can I see the actual database queries being run so I can gain more understanding of what is happening?
6 Answers
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HashMap with multiple values under the same key
Is it possible for us to implement a HashMap with one key and two values. Just as HashMap?
22 Answers
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How do I load my script into the node.js REPL?
...escribe. However, an alternative to using require it to use the .load command within the REPL, like such:
.load foo.js
It loads the file in line by line just as if you had typed it in the REPL. Unlike require this pollutes the REPL history with the commands you loaded. However, it has the adva...
jQuery checkbox event handling
...</label><input id='myInput' name='myInput' type='checkbox'/> ) and you click the label, the checkbox will be checked, but this function would NOT be called. You should use the .change() event
– Patrick
Jul 2 '14 at 14:31
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“Invalid form control” only in Google Chrome
The code below works well in Safari but in Chrome and Firefox the form will not submit. Chrome console logs the error An invalid form control with name='' is not focusable . Any ideas?
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