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How to get the next auto-increment id in mysql
How to get the next id in mysql to insert it in the table
19 Answers
19
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How do I change the UUID of a virtual disk?
I am trying to create a new virtual machine with Oracle VirtualBox, using an already-existing hard disk. When I try to select the existing hard disk file, a .vhd file, it displays an error saying the virtual hard disk cannot be used because the UUID already exists.
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Stack Memory vs Heap Memory [duplicate]
I am programming in C++ and I am always wondering what exactly is stack memory vs heap memory. All I know is when I call new, I would get memory from heap. If if create local variables, I would get memory from stack. After some research on internet, the most common answer is stack memory is temporar...
Switching a DIV background image with jQuery
I am making an expand/collapse call rates table for the company I work for. I currently have a table with a button under it to expand it, the button says "Expand". It is functional except I need the button to change to "Collapse" when it is clicked and then of course back to "Expand" when it is clic...
Pretty graphs and charts in Python [closed]
...ts of data though (correct me if I'm wrong). You can't add labels to the axis to summarise the hlabels or vlabels. I can't see anyway to plot multiple lines on a graph or have any control over the colours used. I could hack away at the script... moving to matplotlib...
– Jon...
Display help message with python argparse when script is called without any arguments
...derr.write('error: %s\n' % message)
self.print_help()
sys.exit(2)
parser = MyParser()
parser.add_argument('foo', nargs='+')
args = parser.parse_args()
Note that the above solution will print the help message whenever the error
method is triggered. For example, test.py --blah wil...
ALTER DATABASE failed because a lock could not be placed on database
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After you get the error, run
EXEC sp_who2
Look for the database in the list. It's possible that a connection was not terminated. If you find any connections to the database, run
KILL <SPID>
where <SPID> is the SPID for the sessions that ...
How to enable MySQL Query Log?
...additional options to log only slow queries, or those which do not use indexes.
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How to get body of a POST in php?
...ain the input in its stream form (rather than buffering it like the first example above).
To maintain the stream resource something like this can be helpful:
<?php
function detectRequestBody() {
$rawInput = fopen('php://input', 'r');
$tempStream = fopen('php://temp', 'r+');
stream_...
UINavigationBar Hide back Button Text
How can I hide the Back Button Text from an UINavigation Controller?
I will only have the "
31 Answers
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