大约有 41,000 项符合查询结果（耗时：0.0471秒） [XML]
Check existence of input argument in a Bash shell script
...
I like to do it this way, in terse syntax and still POSIX acceptable. [ -z "$1" ] && echo "No argument supplied" I prefer one-liners, as they are easier for me; and it's also faster to check exit value, compared to using if
– J. M. Beck...
git cherry-pick says “…38c74d is a merge but no -m option was given”
I made some changes in my master branch and want to bring those upstream. when I cherry-pick the following commits however I get stuck on fd9f578 where git says:
...
Targeting .NET Framework 4.5 via Visual Studio 2010
... Studio 2010. Unfortunately I am not, even manually removing certain 4.0 and adding the corresponding 4.5 assemblies resulted in the original 4.0 assemblies still being referenced in the project.
...
Check whether a string is not null and not empty
How can I check whether a string is not null and not empty?
31 Answers
31
...
Are trailing commas in arrays and objects part of the spec?
Are trailing commas standard in JavaScript, or do most browsers like Chrome and Firefox just tolerate them?
6 Answers
...
how do I use UIScrollView in Interface Builder?
...ubclass of UIScrollvView that checks if there is just one subview at (0,0) and then automatically sets the contentSize based on that subview.
– Stefan Arentz
Jul 16 '09 at 12:15
1
...
What do querySelectorAll and getElementsBy* methods return?
Do getElementsByClassName (and similar functions like getElementsByTagName and querySelectorAll ) work the same as getElementById or do they return an array of elements?
...
How can I make a .NET Windows Forms application that only runs in the System Tray?
...ct article Creating a Tasktray Application gives a very simple explanation and example of creating an application that only ever exists in the System Tray.
Basically change the Application.Run(new Form1()); line in Program.cs to instead start up a class that inherits from ApplicationContext, and ha...
What does this mean: Failure [INSTALL_FAILED_CONTAINER_ERROR]?
I try to deploy my app and sometimes get this error:
14 Answers
14
...
“The certificate chain was issued by an authority that is not trusted” when connecting DB in VM Role
...B which is in VM Role(I have SQL VM Role) from Azure Website. Both VM Role and Azure Website are in West zone. I am facing following issue:
...