大约有 40,000 项符合查询结果（耗时：0.0626秒） [XML]
How do you delete an ActiveRecord object?
...delete_all with conditions has been deprecated in Rails 5.1 - see guides.rubyonrails.org/5_1_release_notes.html
share
|
improve this answer
|
follow
|
...
How to change navbar collapse threshold using Twitter bootstrap-responsive?
...67px as the minimum threshold, though I could probably reduce that further by creating a custom container for the navbar that was not affected by @media (max-width: 767px). Hopefully Bootstrap (or bootstrap-sass) will one day include a means to use variables to set the thresholds, but I think that w...
Internet Explorer 11 disable “display intranet sites in compatibility view” via meta tag not working
...e Tools menu in IE.
However Enterprise Mode should in theory be overridden by the X-UA-Compatible tag, but IE might have a bug...
share
|
improve this answer
|
follow
...
Multiple select statements in Single query
...
You can certainly us the a Select Agregation statement as Postulated by Ben James, However This will result in a view with as many columns as you have tables. An alternate method may be as follows:
SELECT COUNT(user_table.id) AS TableCount,'user_table' AS TableSource FROM user_table
UNION SEL...
django 1.5 - How to use variables inside static tag
...
I got this to work by using an empty string for the static path and then using my variables in their own section, like this:
<a href= "{% static "" %}{{obj.a}}/{{obj.b}}/{{obj.c}}.gz" >Name</a>
...
How to add \newpage in Rmarkdown in a smart way?
...n assumes you are knitting PDF. For HTML, you can achieve a similar effect by adding a tag <P style="page-break-before: always">. Note that you likely won't see a page break in your browser (HTMLs don't have pages per se), but the printing layout will have it.
...
How to configure IntelliJ (also Android Studio) redo shortcut to CTRL+Y instead of CTRL+SHIFT+Z?
... in the search box or click on the magnifying glass on the right to search by key combo.
Of course neither answer is wrong. Chose your preference.
share
|
improve this answer
|
...
varbinary to string on SQL Server
... the binary representation of a string in SQL Server (for example returned by casting to varbinary directly or from the DecryptByPassPhrase or DECOMPRESS functions) you can just CAST it
declare @b varbinary(max)
set @b = 0x5468697320697320612074657374
select cast(@b as varchar(max)) /*Returns "Thi...
Windows batch: sleep [duplicate]
... that -n is used to indicate the number of requests. ping waits one second by default for each reply even if it arrives in less time.
– Jaime Soto
Nov 30 '10 at 18:27
...
Counting Line Numbers in Eclipse [closed]
...ed - Metrics did not show up in Window/Show View/Other. Instead installing by adding it from metrics.sourceforge.net/update as described at metrics.sourceforge.net worked
– Michael
Feb 16 '16 at 8:24
...