大约有 30,000 项符合查询结果（耗时：0.0759秒） [XML]
How to create a listbox in HTML without allowing multiple selection?
I don't have much experience in HTML. I am looking to create a simple listbox, but one of the requirements is to DISALLOW multiple selection. Most of the code for listboxes goes like this -
...
How to create a tuple with only one element
In the below example I would expect all the elements to be tuples, why is a tuple converted to a string when it only contains a single string?
...
Take all my changes on the current branch and move them to a new branch in Git
I started work on what I thought would be a minor bug fix on my master branch. However, it has spiraled out of control to the point where I wish I had created a separate branch to do the development in the first place.
...
Ruby/Rails: converting a Date to a UNIX timestamp
How would I get a UNIX timestamp (number of seconds since 1970 GMT) from a Date object in a Rails app?
5 Answers
...
How to find the size of an array in postgresql
...
As vyegorov mentioned, array_length will do the trick. Or if you know that the array is 1-dimensional (which is likely) and are running PostgreSQL 9.4 or higher, you can use cardinality:
SELECT cardinality(id) FROM example;
...
What exactly happens when I set LoadUserProfile of IIS pool?
I faced the following issue.
1 Answer
1
...
Is it possible to use jQuery to read meta tags
Is it possible to use jQuery to read meta tags. If so do you know what the basic structure of the code will be, or have links to any tutorials.
...
How to append to New Line in Node.js
I'm trying to Append data to a Log file using Node.js and that is working fine but it is not going to the next line. \n doesn't seem to be working in my function below. Any suggestions?
...
“aapt” IOException error=2, No such file or directory" why can't I build my gradle on jenkins?
...
I had the following similar error on Ubuntu 13.10:
Cannot run program "/usr/local/android-sdk-linux/build-tools/19.0.3/aapt": error=2, No such file or directory
And this answer fixed it for me:
To get aapt working (this fixed my issues with the avd as well...
jQuery change input text value
...
no, you need to do something like:
$('input.sitebg').val('000000');
but you should really be using unique IDs if you can.
You can also get more specific, such as:
$('input[type=text].sitebg').val('000000');
EDIT:
do this t...