大约有 43,000 项符合查询结果（耗时：0.0304秒） [XML]
Uniq by object attribute in Ruby
...
Use Array#uniq with a block:
@photos = @photos.uniq { |p| p.album_id }
share
|
improve this answer
|
follow
|
...
Check if something is (not) in a list in Python
...
@Zack: if you didn't know about this, you could just do if not ELEMENT in COLLECTION:
– ninjagecko
May 2 '12 at 0:23
...
How can I select rows with most recent timestamp for each key value?
I have a table of sensor data. Each row has a sensor id, a timestamp, and other fields. I want to select a single row with latest timestamp for each sensor, including some of the other fields.
...
How to compare if two structs, slices or maps are equal?
... option.
func TestPerson(t *testing.T) {
type person struct {
ID int
Name string
}
p1 := person{ID: 1, Name: "john doe"}
p2 := person{ID: 2, Name: "john doe"}
println(cmp.Equal(p1, p2))
println(cmp.Equal(p1, p2, cmpopts.IgnoreFields(person{}, "ID")))
...
form with no action and where enter does not reload page
...ause a page reload in some browsers.. I've found that action="javascript:void(0);" works well.
– Dutchie432
Oct 17 '11 at 20:14
...
How to convert “camelCase” to “Camel Case”?
... letter, resulting in something like "Thi String" or "This tring" . Any ideas?
11 Answers
...
Custom ImageView with drop shadow
...ch:
along with the appropriate padding in XML:
<ImageView
android:id="@+id/image_test"
android:background="@drawable/drop_shadow"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:paddingLeft="6px"
android:paddingTop=...
What is the difference between Integrated Security = True and Integrated Security = SSPI?
...
According to Microsoft they are the same thing.
When false, User ID and Password are specified in the connection. When true, the current Windows account credentials are used for authentication.
Recognized values are true, false, yes, no, and sspi (strongly recommended), which is equivale...
Do you use source control for your database items? [closed]
I feel that my shop has a hole because we don't have a solid process in place for versioning our database schema changes. We do a lot of backups so we're more or less covered, but it's bad practice to rely on your last line of defense in this way.
...
Ruby: Can I write multi-line string with no concatenation?
...SQL.gsub(/\s+/, " ").strip
SELECT * FROM users
ORDER BY users.id DESC
END_SQL
# >> "SELECT * FROM users ORDER BY users.id DESC"
The latter would mostly be for situations that required more flexibility in the processing. I personally don't like it, it puts the processing in a wei...