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mysql create user if not exists
...alhost' IDENTIFIED BY 'password';
Note that the 5.7.6 method doesn't actually grant any permissions.
If you aren't using a version which has this capability (something below 5.7.6), you can do the following:
GRANT ALL ON `database`.* TO 'user'@'localhost' IDENTIFIED BY 'password';
This will ...
Spring MVC @PathVariable with dot (.) is getting truncated
... also (before 3.2V)?. However I don't like this fix; since it is needed at all the url which has to be handled in my application... and future URL implementation also to be taken care of this...
– Kanagavelu Sugumar
May 2 '13 at 8:35
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Split string with delimiters in C
...tr + strlen(a_str) - 1);
/* Add space for terminating null string so caller
knows where the list of returned strings ends. */
count++;
result = malloc(sizeof(char*) * count);
if (result)
{
size_t idx = 0;
char* token = strtok(a_str, delim);
whi...
Conventions for exceptions or error codes
...ary it's probably an error, and I want the program to halt and let me know all about that.
If, however, I'm writing a piece of code which I must know the behaviour of in every possible situation, then I want error codes. Otherwise I have to know every exception that can be thrown by every line in ...
Event on a disabled input
... However, Firefox doesn't exhibit this behaviour, it just does nothing at all when you click on a disabled element.
I can't think of a better solution but, for complete cross browser compatibility, you could place an element in front of the disabled input and catch the click on that element. Here...
Fastest way to check a string contain another substring in JavaScript?
...shows some interesting results. Short version: indexOf() is the fastest of all methods, but this may vary based on string length and any repeating patterns.
– Byson
Dec 22 '14 at 15:04
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Parsing JSON with Unix tools
...
There are a number of tools specifically designed for the purpose of manipulating JSON from the command line, and will be a lot easier and more reliable than doing it with Awk, such as jq:
curl -s 'https://api.github.com/users/lambda' | jq -r '.name'
You can...
Practical uses for AtomicInteger
I sort of understand that AtomicInteger and other Atomic variables allow concurrent accesses. In what cases is this class typically used though?
...
How to handle screen orientation change when progress dialog and background thread active?
...it pops up a progress dialog. The dialog is dismissed on the handler. This all works fine, except when screen orientation changes while the dialog is up (and the background thread is going). At this point the app either crashes, or deadlocks, or gets into a weird stage where the app does not work at...
Python - List of unique dictionaries
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If you need all values considered and not just the ID you can use list({str(i):i for i in L}.values()) Here we use str(i) to create a unique string that represents the dictionary which is used to filter the duplicates.
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