大约有 30,000 项符合查询结果（耗时：0.0505秒） [XML]
What is the Objective-C equivalent for “toString()”, for use with NSLog?
Is there a method that I can override in my custom classes so that when
5 Answers
5
...
UILabel - Wordwrap text
... needed? I have the line breaks set to word wrap and the label is tall enough for two lines, but it appears that it will only wrap on line breaks. Do I have to add line breaks to make it wrap properly? I just want it to wrap if it can't fit it in horizontally.
...
jQuery: checking if the value of a field is null (empty)
Is this a good way to check if the value of a field is null ?
7 Answers
7
...
grepping using the “|” alternative operator
...
You need to escape the |. The following should do the job.
grep "gene\|exon" AT5G60410.gff
share
|
improve this answer
...
Use of ~ (tilde) in R programming Language
I saw in a tutorial about regression modeling the following command :
2 Answers
2
...
What is a provisioning profile used for when developing iPhone applications?
What is the purpose of a provisioning profile and why is it needed when developing an iPhone application? If I don't have a provisioning profile, what happens?
...
SQL Add foreign key to existing column
If I am using the following SQL command in SQL Server 2008 to update a table with a foreign key constraint:
6 Answers
...
Best way to work with transactions in MS SQL Server Management Studio
...e an SQL statement that's syntactically and semantically correct so it executes.
2 Answers
...
Python Mocking a function from an imported module
I want to understand how to @patch a function from an imported module.
2 Answers
2
...
Difference between $state.transitionTo() and $state.go() in Angular ui-router
In AngularJS, I see sometimes we use $state.transitionTo() and sometimes we use $state.go() . Can anyone tell me how they differ and when one should be used over the other?
...