大约有 30,000 项符合查询结果（耗时：0.0414秒） [XML]
Why do most fields (class members) in Android tutorial start with `m`?
... Besides, people quickly learn to ignore the prefix (or suffix) to see the meaningful part of the name. The more we read the code, the less we see the prefixes. Eventually the prefixes become unseen clutter and a marker of older code." - Robert Martin in Clean Code
– mikugo
...
Find html label associated with a given input
...
I meant move the init code inside the method, not do it just once :(
– Joel Coehoorn
Nov 13 '08 at 2:48
...
Regex - Does not contain certain Characters
...
^[^<>]+$
The caret in the character class ([^) means match anything but, so this means, beginning of string, then one or more of anything except < and >, then the end of the string.
share
...
Database Design for Revisions?
...rack who deleted particular revision.
Think about what DateModified should mean - either it means where this particular revision was created, or it will mean when this particular revision was replaced by another one. The former requires the field to be in the Records table, and seems to be more intu...
How can I retrieve Id of inserted entity using Entity framework? [closed]
...ng the top-voted answer for something that may not be required.
This also means that updates complete in a single transaction, potentially avoiding orphin data (either all updates complete, or none do).
share
|
...
querySelector search immediate children
...f problems with that. @disfated wants it to work with querySelector, which means that :eq() can't be used. Even if it could, your selector would return the element that is :eq() to its appearance on the page, not :eq() to the index of its parent (which is where you're getting the idx).
...
Rails 3: Get Random Record
...
@JohnMerlino, yes 0 is offset, not id. Offet 0 means first item according to order.
– fl00r
Aug 18 '14 at 8:27
|
...
PostgreSQL DISTINCT ON with different ORDER BY
...
@LaurentMeyer do you mean Purchases.query?
– reubano
Jan 8 '18 at 13:24
...
Update a table using JOIN in SQL Server?
...
Just because it's supported doesn't mean it's a good idea.
– Aaron Bertrand
Oct 13 '14 at 17:02
add a comment
|
...
MySQL select one column DISTINCT, with corresponding other columns
...SQL is free to choose ANY value within the data set being grouped [sic].
Meaning an ID or lastname value may be retrieved that is not associated with the retrieved firstname row.
WARNING
With MySQL GROUP BY may not yield the expected results when used with ORDER BY
See Test Case Example
The...