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Clean way to launch the web browser from shell script?
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If you're going to use npm, there's a package called open, but it's still overkill
– Matt Fletcher
Aug 16 '17 at 16:14
add a comment
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Create an index on a huge MySQL production table without table locking
...iously, modifying the table while an index is being created or dropped typically resulted in a deadlock that cancelled the INSERT, UPDATE, or DELETE statement on the table.
[2015] Updating table indicies blocks writes in MySQL 5.5
From the answer above:
"If your using a version greater than ...
Count with IF condition in MySQL query
...unt()
Try below:
SELECT
ccc_news . * ,
SUM(if(ccc_news_comments.id = 'approved', 1, 0)) AS comments
FROM
ccc_news
LEFT JOIN
ccc_news_comments
ON
ccc_news_comments.news_id = ccc_news.news_id
WHERE
`ccc_news`.`category` = 'news_layer2'
AND `ccc_news`.`sta...
How to get the Full file path from URI
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Use:
String path = yourAndroidURI.uri.getPath() // "/mnt/sdcard/FileName.mp3"
File file = new File(new URI(path));
or
String path = yourAndroidURI.uri.toString() // "file:///mnt/sdcard/FileName.mp3"
File file = new File(new URI(path));
...
What does the keyword Set actually do in VBA?
...ables. By doing a Set I suspect that under the hood it's doing an AddRef() call on the object to manage it's lifetime.
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Can an interface extend multiple interfaces in Java?
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@sureshatta - so what happens? does it call both ??
– Fattie
Dec 8 '16 at 14:51
4
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generate model using user:references vs user_id:integer
..., you can see that this is the case:
:001 > Micropost
=> Micropost(id: integer, user_id: integer, created_at: datetime, updated_at: datetime)
The second command adds a belongs_to :user relationship in your Micropost model whereas the first does not. When this relationship is specified, Ac...
Cache an HTTP 'Get' service response in AngularJS?
...(url, { cache: true}).success(...);
or, if you prefer the config type of call:
$http({ cache: true, url: url, method: 'GET'}).success(...);
Cache Object
You can also use a cache factory:
var cache = $cacheFactory('myCache');
$http.get(url, { cache: cache })
You can implement it yourself us...
Can I change the checkbox size using CSS?
...e: 110%;
display: inline;
}
<input type="checkbox" name="optiona" id="opta" checked />
<span class="checkboxtext">
Option A
</span>
<input type="checkbox" name="optionb" id="optb" />
<span class="checkboxtext">
Option B
</span>
<input type="ch...
Select row with most recent date per user
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Query:
SQLFIDDLEExample
SELECT t1.*
FROM lms_attendance t1
WHERE t1.time = (SELECT MAX(t2.time)
FROM lms_attendance t2
WHERE t2.user = t1.user)
Result:
| ID | USER | TIME | IO |
-------------...