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How to delete a certain row from mysql table with same column values?
...ike this:
DELETE FROM your_table WHERE id_users=1 AND id_product=2
LIMIT (SELECT COUNT(*)-1 FROM your_table WHERE id_users=1 AND id_product=2)
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What's the recommended approach to resetting migration history using Django South?
...ps, so make sure you either run the other two lines for all apps or delete selectively).
The convert_to_south call at the end makes a new migration and fake-applies it (since your database already has the corresponding tables). There's no need to drop all the app tables during the process.
He...
PHP: merge two arrays while keeping keys instead of reindexing?
...xing by + operator. This will be very help full in laravel and codeigniter select dropdown.
$empty_option = array(
''=>'Select Option'
);
$option_list = array(
1=>'Red',
2=>'White',
3=>'Green',
);
$arr_option = $empty_...
How does data binding work in AngularJS?
...f it has some extra feature (for example a specific class on the currently selected option) you start to get 3-5 bindings per option. Put three of these widgets on a page (e.g. one to select a country, the other to select a city in the said country, and the third to select a hotel) and you are somew...
What are the dark corners of Vim your mom never told you about? [closed]
....
viwy or viwc. Yank or change current word. Hit w multiple times to keep selecting each subsequent word, use b to move backwards
vi{ - select all text in figure brackets. va{ - select all text including {}s
vi(p - highlight everything inside the ()s and replace with the pasted text
b and e move...
How to solve “Plugin execution not covered by lifecycle configuration” for Spring Data Maven Builds
...ors/Warnings > Plugin execution not covered by lifecycle configuration. Select Ignore / Warning / Error as you wish.
Also, in the quick fix (Ctrl + 1) for this error, it gives an option to
mark goal as ignored in Eclipse build in Eclipse preferences (experimental)
This is a cleaner way, as i...
List all files in one directory PHP [duplicate]
...de and reviews used something like foreach(scandir($x) as $file) if ($file selection) {...}, and glob() not need the if, neither regular expressions or array_diffs for selection.
– Peter Krauss
Sep 14 '16 at 1:38
...
File Explorer in Android Studio
...en robot icon on the toolbar, to the left of the help icon). From the ADM, select the device/emulator, then select the File Explorer tab.
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Create unique constraint with null columns
...houtMenu row first and then link it to a menu if necessary. It also makes selecting all the favorites in one query very difficult: I'd have to do something weird like select all the menu links first, and then select all the Favorites whose IDs don't exist within the first query. I'm not sure if I ...
How to style SVG with external CSS?
...pport SVG
</object>
<script>
var svgHolder = document.querySelector('object#dynamic-svg');
svgHolder.onload = function () {
var svgDocument = svgHolder.contentDocument;
var style = svgDocument.createElementNS("http://www.w3.org/2000/svg", "style");
// Now...