大约有 43,000 项符合查询结果（耗时：0.0776秒） [XML]
How to remove constraints from my MySQL table?
...
Postgres, MSSQL, and Oracle all have alter table .. drop constraint. MySQL is the odd one out, it seems.
– Jared Beck
Mar 23 '15 at 23:48
...
How to check version of a CocoaPods framework
...ch with different version numbers. Specifically there is a PODS: section, and a DEPENDENCIES: section.
– psilencer
Nov 14 '19 at 3:21
...
Sort ArrayList of custom Objects by property
... (o1, o2) -> o1.getStartDate().compareTo(o2.getStartDate()));
And List has a sort(Comparator) method, so you can shorten this even further:
Database.arrayList.sort((o1, o2) -> o1.getStartDate().compareTo(o2.getStartDate()));
This is such a common idiom that there's a built-in method...
RegEx backreferences in IntelliJ
I want to use IntelliJ's find-and-replace feature to perform the following transformation:
4 Answers
...
How do I negate a condition in PowerShell?
...ld also use bitwise exclusive or, though it's not the most readable/understandable method.
if ((test-path C:\code) -bxor 1) {write "it doesn't exist!"}
share
|
improve this answer
|
...
Adding minutes to date time in PHP
... stuck with adding X minutes to a datetime, after doing lots of google'ing and PHP manual reading, I don't seem to be getting anywhere.
...
Timeout command on Mac OS X?
Is there an alternative for the timeout command on Mac OSx. The basic requirement is I am able to run a command for a specified amount of time.
...
Hide Spinner in Input Number - Firefox 29
...
I wrapped this in @-moz-document url-prefix() { ... } and it does what I want: hides the spinners in Firefox, where they look bad, but keep them alive in other browsers, including ones that bring up the numeric keyboard as the OP mentioned.
– Michael Schepe...
Python: Convert timedelta to int in a dataframe
I would like to create a column in a pandas data frame that is an integer representation of the number of days in a timedelta column. Is it possible to use 'datetime.days' or do I need to do something more manual?
...
Using Rails 3.1 assets pipeline to conditionally use certain css
...site render the various CSS files conditionally. I’m using Blueprint CSS and I’m trying to have sprockets/rails render screen.css most of the time, print.css only when printing, and ie.css only when the site is accessed from Internet Explorer.
...