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Insert new column into table in sqlite?
...ty , rate . Now I need to add a new column COLNew in between the name and qty columns. How do I add a new column in between two columns?
...
TypeError: method() takes 1 positional argument but 2 were given
...ten), you really don't care about the object that your method is bound to, and in that circumstance, you can decorate the method with the builtin staticmethod() function to say so:
class MyOtherClass:
@staticmethod
def method(arg):
print(arg)
...in which case you don't need to ad...
Where does git config --global get written to?
...git 2.8 (March 2016), you can simply use:
git config --list --show-origin
And with Git 2.26 (Q1 2020), you can add a --show-scope option
git config --list --show-origin --show-scope
You will see which config is set where.
See "Where do the settings in my Git configuration come from?"
As Steven Vas...
How do I clear this setInterval inside a function?
Normally, I’d set the interval to a variable and then clear it like var the_int = setInterval(); clearInterval(the_int); but for my code to work I put it in an anonymous function:
...
Removing event listener which was added with bind
...
Although what @machineghost said was true, that events are added and removed the same way, the missing part of the equation was this:
A new function reference is created after .bind() is called!
See Does bind() change the function reference? | How to set permanently?
So, to add or r...
Python - Create a list with initial capacity
...i]= message
return result
Results. (evaluate each function 144 times and average the duration)
simple append 0.0102
pre-allocate 0.0098
Conclusion. It barely matters.
Premature optimization is the root of all evil.
...
Check a collection size with JSTL
...r Facelets:
<... xmlns:fn="http://java.sun.com/jsp/jstl/functions">
And use like this in your page:
<p>The length of the companies collection is: ${fn:length(companies)}</p>
So to test with length of a collection:
<c:if test="${fn:length(companies) gt 0}">
</c:if>
A...
Iterating through a Collection, avoiding ConcurrentModificationException when removing objects in a
...= new ArrayList<>();
// This is a clever way to create the iterator and call iterator.hasNext() like
// you would do in a while-loop. It would be the same as doing:
// Iterator<String> iterator = list.iterator();
// while (iterator.hasNext()) {
for (Iterator<String> iterat...
jQuery 1.9 .live() is not a function
... in version 1.9 onwards.
That means if you are upgrading from version 1.8 and earlier, you will notice things breaking if you do not follow the migration guide below. You must not simply replace .live() with .on()!
Read before you start doing a search and replace:
For quick/hot fixes on a live ...
Getting full URL of action in ASP.NET MVC [duplicate]
...se in razor to create an anchor element, but it also requires the hostName and fragment parameters. So I'd just opt to use @Url.Action again:
<span>
Copy
<a href='@Url.Action("About", "Home", null, Request.Url.Scheme)'>this link</a>
and post it anywhere on the internet!
<...