大约有 44,946 项符合查询结果（耗时：0.0383秒） [XML]
Javascript Shorthand for getElementById
... JavaScript document.getElementById? Or is there any way I can define one? It gets repetitive retyping that over and over .
...
How to create P12 certificate for iOS distribution
...ed them. I was following instructions here on Stack Overflow to convert it to PEM and then to P12 files, but I'm stuck. When I then attempt to convert the PEM to P12, it wants a private key of some sort, and I don't know where to get it.
...
How do I return multiple values from a function? [closed]
The canonical way to return multiple values in languages that support it is often tupling .
14 Answers
...
Rename a class in Xcode: Refactor… is grayed out (disabled). Why?
...
Select the class's symbol in its header file - i.e. the bit just after @interface. Then the refactoring stuff should be enabled.
share
|
improve this an...
Debugging “Element is not clickable at point” error
...ent is not visible to click.
Use Actions or JavascriptExecutor for making it to click.
By Actions:
WebElement element = driver.findElement(By("element_path"));
Actions actions = new Actions(driver);
actions.moveToElement(element).click().perform();
By JavascriptExecutor:
JavascriptExecutor j...
.NET unique object identifier
...us value A will be changed to value B, so as far as safe code is concerned it's still a unique ID.
If the objects involved are under your control, you could create a mapping using weak references (to avoid preventing garbage collection) from a reference to an ID of your choosing (GUID, integer, wha...
Powershell equivalent of bash ampersand (&) for forking/running background processes
...ckground:
Start-Job does not have access to your existing scope (because it runs in a separate session). You cannot do "Start-Job {notepad $myfile}"
Start-Job does not preserve the current directory (because it runs in a separate session). You cannot do "Start-Job {notepad myfile.txt}" where myfil...
How do I uniquely identify computers visiting my web site?
I need to figure out a way uniquely identify each computer which visits the web site I am creating. Does anybody have any advice on how to achieve this?
...
Do Java arrays have a maximum size?
Is there a limit to the number of elements a Java array can contain? If so, what is it?
9 Answers
...
What is the difference between an expression and a statement in Python?
...
Expressions only contain identifiers, literals and operators, where operators include arithmetic and boolean operators, the function call operator () the subscription operator [] and similar, and can be reduced to some kind of "value", which can be any Python obje...