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Create JSON-object the correct way
..., as it seems you want the output to be with "{}", you better make sure to force json_encode() to encode as object, by passing the JSON_FORCE_OBJECT constant.
$post_data = json_encode(array('item' => $post_data), JSON_FORCE_OBJECT);
"{}" brackets specify an object and "[]" are used for arrays ...
How do I programmatically click a link with javascript?
...as target="_blank" property, the browser's popup blocker will be activated for the new window.
– wonsuc
Feb 26 '19 at 6:11
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Django - How to rename a model field using South?
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You can use the db.rename_column function.
class Migration:
def forwards(self, orm):
# Rename 'name' field to 'full_name'
db.rename_column('app_foo', 'name', 'full_name')
def backwards(self, orm):
# Rename 'full_name' field to 'name'
db.rename_colum...
What does SQL clause “GROUP BY 1” mean?
...rized the table fields.
If you are returning a unique set, or quickly performing a temporary lookup, this is nice shorthand syntax to reduce typing. If you plan to run the query again at some point, I’d recommend replacing those to avoid future confusion and unexpected complications (due to sche...
MySQL Database won't start in XAMPP Manager-osx
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Didn't work for me: Starting MySQL ..................................................................................................... ERROR! The server quit without updating PID file (/Applications/XAMPP/xamppfiles/var/mysql/gmac.lo...
iOS - How to set a UISwitch programmatically
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Upvoted for this line: UISwitch *switchObject = (UISwitch *)sender;
– User that is not a user
May 26 at 11:27
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Changing cursor to waiting in javascript/jquery
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Please don't use jQuery for this in 2018! There is no reason to include an entire external library just to perform this one action which can be achieved with one line:
Change cursor to spinner: document.body.style.cursor = 'wait';
Revert cursor to...
When to use symbols instead of strings in Ruby?
... rule of thumb is to use symbols every time you need internal identifiers. For Ruby < 2.2 only use symbols when they aren't generated dynamically, to avoid memory leaks.
Full answer
The only reason not to use them for identifiers that are generated dynamically is because of memory concerns.
Th...
What's the difference between MyISAM and InnoDB? [duplicate]
I understand that this question has been asked before, but most of the time it is asked in relation to a specific database or table. I cannot find an answer on this site that describes the two engines and their differences without respect to someones specific database.
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jQuery: How to capture the TAB keypress within a Textbox
...s ? CMS is suggesting using keydown because in IE, keypress does not work for noncharacter keys, (such as Tab)
– Marc
Aug 22 '09 at 0:58
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