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package R does not exist
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For anyone who ran into this,
I refactored by renaming the namespace folders. I just forgot to also edit AndroidManifest and that's why I got this error.
Make sure you check this as well.
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Best way to center a on a page vertically and horizontally? [duplicate]
...to is set to zero. However, an absolutely positioned element acts the same for distribution of free space, and similarly can be centered vertically at the specified top and bottom (does not work in IE7).
This trick will work with any sizes of div.
div {
width: 100px;
height: 100px;
backg...
Populating a ListView using an ArrayList?
...toString() method of your objects to determine what text will be displayed for the item in the list.
To use something other than TextViews for the array display, for instance ImageViews, or to have some of data besides toString() results fill the views, override getView(int, View, ViewGroup) to retu...
Format number to always show 2 decimal places
I would like to format my numbers to always display 2 decimal places, rounding where applicable.
30 Answers
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Sequence contains more than one element
...he collections contains exactly 0 or 1 element. I believe you are looking for FirstOrDefault which will succeed no matter how many elements are in the collection.
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How to check all checkboxes using jQuery?
I am not expert with jQuery but I have tried to create a little script for my application. I want to check all checkboxes but it isn't working correctly.
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Test if element is present using Selenium WebDriver?
...ntation recommends this method:
findElement should not be used to look for non-present elements, use findElements(By) and assert zero length response instead.
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Select Last Row in the Table
...hen the upload was done called upload_time, you'd do something like this;
For Pre-Laravel 4
return DB::table('files')->order_by('upload_time', 'desc')->first();
For Laravel 4 and onwards
return DB::table('files')->orderBy('upload_time', 'desc')->first();
For Laravel 5.7 and onward...
How to use multiple AWS Accounts from the command line?
...ounts by creating two profiles on the aws command line.
It will prompt you for your AWS Access Key ID, AWS Secret Access Key and desired region, so have them ready.
Examples:
$ aws configure --profile account1
$ aws configure --profile account2
You can then switch between the accounts by passin...
Change auto increment starting number?
...tial value:
ALTER TABLE tbl AUTO_INCREMENT = 5;
See the MySQL reference for more details.
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