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What's the difference between a temp table and table variable in SQL Server?
...-unique indexes too.
Table variables don't participate in transactions and SELECTs are implicitly with NOLOCK. The transaction behaviour can be very helpful, for instance if you want to ROLLBACK midway through a procedure then table variables populated during that transaction will still be populated...
What's the easy way to auto create non existing dir in ansible
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Right now, this is the only way
- name: Ensures {{project_root}}/conf dir exists
file: path={{project_root}}/conf state=directory
- name: Copy file
template:
src: code.conf.j2
dest: "{{project_root}}/conf/code.conf"
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Long Press in JavaScript?
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Although this is the selected answer, it is not really answering the question. It is overly simplistic and naive. Any long press event must address multiple issues which this answer ignores. 1) Distinguish long press from drag from gesture from m...
Do you get charged for a 'stopped' instance on EC2? [closed]
...s mostly depend on the EC2 type of your choice. Unlike EC2-Classic, if you select EC2-VPC a stopped instance retains its associated Elastic IP addresses when it restarts.
– Chetabahana
Jul 16 '16 at 22:27
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Xcode build failure “Undefined symbols for architecture x86_64”
...uspect are more likely) do not fit your problem try deleting derived data (Select: Window / Projects / Derived Data -> Delete) and re-building.
(Added for reference by others - I know the original question has been answered correctly).
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Sublime Text 2 - Show file navigation in sidebar
... in order to navigate via the sidebar. Go to File -> Open Folder... and select the highest directory you want to be able to navigate.
Also, 'View -> Sidebar -> Show Sidebar' if it still doesn't show. In the new version, there is only an 'open' menu and no separate option for opening a fol...
Is there a way for non-root processes to bind to “privileged” ports on Linux?
...recent kernel, it is indeed possible to use this to start a service as non-root but bind low ports. The short answer is that you do:
setcap 'cap_net_bind_service=+ep' /path/to/program
And then anytime program is executed thereafter it will have the CAP_NET_BIND_SERVICE capability. setcap is in th...
房多多：懂用户比懂互联网重要 - 资讯 - 清泛网 - 专注C/C++及内核技术
...我们到底应该给用户带来什么，让我们的效率提高，或者如何让整个行业的交易成本降低，我想现在所有的认知都会成为未来生存的障碍。
要改造他们、为他们植入移动互联网的基因，这样才能提高整个内部的效率，进而打造...
Error when testing on iOS simulator: Couldn't register with the bootstrap server
...ur project target executable:
Click on the project on the left-hand pane
Select Build Settings in the middle pane
Under 'Packaging' change 'Product Name' from $(TARGET_NAME) to $(TARGET_NAME).1
Easy!
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Avoid passing null as the view root (need to resolve layout parameters on the inflated layout's root
Passing null for root studio gives me this warning:
7 Answers
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