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Determine which MySQL configuration file is being used
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Taken from the fantastic "High Performance MySQL" O'Reilly book:
$ which mysqld
/usr/sbin/mysqld
$ /usr/sbin/mysqld --verbose --help | grep -A 1 "Default options"
Default options are read from the following files in the given ord...
PHP, get file name without file extension
...eck out pathinfo(), it gives you all the components of your path.
Example from the manual:
$path_parts = pathinfo('/www/htdocs/index.html');
echo $path_parts['dirname'], "\n";
echo $path_parts['basename'], "\n";
echo $path_parts['extension'], "\n";
echo $path_parts['filename'], "\n"; // filename ...
When do you use Java's @Override annotation and why?
...In case anyone else got here because of the apparently undocumented change from 1.5 to 1.6 for @Overrides on methods coming from interfaces, bugs.sun.com/bugdatabase/view_bug.do?bug_id=5008260 seems to be the corresponding bug. (Thanks for pointing it out, Dave L.!)
– Henrik He...
Looping through localStorage in HTML5 and JavaScript
...ere a reason I should use parse and not eval? I'm using eval now to get it from a string, but is parse better/faster?
– Oscar Godson
Jun 29 '10 at 21:15
1
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How to split a string into an array of characters in Python?
...s is that it works the same in both Python 2 and Python 3.
Also, starting from Python 3.5 (thanks to the awesome PEP 448) it's now possible to build a list from any iterable by unpacking it to an empty list literal:
>>> [*'abc']
['a', 'b', 'c']
This is neater, and in some cases more eff...
OnItemCLickListener not working in listview
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I just found a solution from here, but by deep clicking.
If any row item of list contains focusable or clickable view then OnItemClickListener won't work.
The row item must have a param like
android:descendantFocusability = "blocksDescendants".
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In where shall I use isset() and !empty()
...e isset() is not an effective way to validate text inputs and text boxes from a HTML form.
17 Answers
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How do I run git log to see changes only for a specific branch?
... @HighwayofLife: --no-merges may appear that it's only showing commits from a specific branch, but it's really only showing commits that did not result in a merge
– rynmrtn
Apr 8 '13 at 20:16
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Java Timer vs ExecutorService?
...but it lets you handle them if you want (by overriding afterExecute method from ThreadPoolExecutor). Task which threw exception will be canceled, but other tasks will continue to run.
If you can use ScheduledThreadExecutor instead of Timer, do so.
One more thing... while ScheduledThreadExecutor i...
How to Batch Rename Files in a macOS Terminal?
...o perform a dry run. Remove it to perform actual renaming.
You can run it from the command line or use it in a script.
"${f/_*_/_}" is an application of bash parameter expansion: the (first) substring matching pattern _*_ is replaced with literal _, effectively cutting the middle token from the n...