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How to test if list element exists?
I would like to test if an element of a list exists, here is an example
7 Answers
7
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How do I change the cursor between Normal and Insert modes in Vim?
I would like to know how to change, if possible, the cursor in Vim (in color, shape, etc.) depending on what mode you are in.
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Android: When should I use a Handler() and when should I use a Thread?
When I need something to run asynchronously , such as a long running task or a logic that uses the network, or for whatever reason,
Starting a new Thread and running it works fine.
Creating a Handler and running it works as well.
What's the difference? When should I use each one?
What are the...
Error message “No exports were found that match the constraint contract name”
...sual Studio 2017 is 15.0
Visual Studio 2019 is 16.0
For those that don't know:
%LocalAppData%\ is the same as C:\Users\{yourUsername}\AppData\Local
For those who have multiple versions of Visual Studio installed, e.g. 2012 and 2013, it might help to remove the ComponentModelCache for both versio...
Find size of Git repository
...)
git gc
du -sh .git/
With the latter, you would also be counting:
hooks
config (remotes, push branches, settings (whitespace, merge, aliases, user
details etc.)
stashes (see Can I fetch a stash from a remote repo into a local branch? also)
rerere cache (which can get considerable)
reflogs
bac...
How to show current time in JavaScript in the format HH:MM:SS?
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function checkTime(i) {
if (i < 10) {
i = "0" + i;
}
return i;
}
function startTime() {
var today = new Date();
var h = today.getHours();
var m = today.getMinutes();
var s = today.getSeconds();
// add a...
How do I turn off the unlimited whitespace in IntelliJ editor?
...nu -> Settings -> Editor -> General -> Virtual Space and uncheck 'Allow placement of caret after end of line' . You may also uncheck the other options in the Virtual Space panel.
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Microsoft Web API: How do you do a Server.MapPath?
Since Microsoft Web API isn't MVC , you cannot do something like this:
7 Answers
7
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Alter a MySQL column to be AUTO_INCREMENT
I’m trying to modify a table to make its primary key column AUTO_INCREMENT after the fact. I have tried the following SQL, but got a syntax error notification.
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Python error “ImportError: No module named”
...init__.py (now called __init__.py.bin) means python doesn't understand toolkit as a package.
You create __init__.py in the appropriate directory and everything works... ?
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