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windows batch SET inside IF not working
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I am a bit late to the party but another way to deal with this condition is to continue process outside if, like this
set var1=true
if "%var1%"=="true" (
set var2=myvalue
)
echo %var2%
Or/and use goto syntax
set var1=true
if...
What's the point of malloc(0)?
...ent makes it more or less completely useless - this is one of the crappier bits of the C standard, and quite a few of the standards comittee (for example P.J. Plauger) have moaned about it.
– anon
Jan 7 '10 at 17:56
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What is the difference between Linq to XML Descendants and Elements
...ng Elements, you always need to use the word "descendant" where as it is a bit more optional when talking about Descendants
– Mattisdada
Apr 6 '16 at 6:55
add a comment
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When would you call java's thread.run() instead of thread.start()?
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"Never" is a bit too absolute. Maybe don't always want a new thread, and still execute the code?
– Tomalak
Nov 4 '08 at 18:51
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ImageUtil 扩展：图像工具扩展，提供图像处理和变换功能 · App Inventor 2 中文网
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当 保存按钮.被点击
设置 保存路径 = "/sdcard/processed_image.jpg"
调用 ImageUtil1.Save 图片组件 保存路径
显示通知 "图像已保存到: " & 保存路径
高级应用
批量图像处理
当 批量处理按钮.被...
How can I change my default database in SQL Server without using MS SQL Server Management Studio?
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Well this question is getting a bit old now. At the time I was using SQL 2005. Alter Login wasn't added until the 2008 version.
– Martin Brown
Nov 21 '17 at 15:19
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How do I create multiple submit buttons for the same form in Rails?
....submit 'B', name: 'b_button' %>
..
<% end %>
It's a little bit uncomfortable because you have to check for params keys presence instead of simply check params[:commit] value: you will receive params[:a_button] or params[:b_button] depending on which one was pressed.
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Override configured user for a single git commit
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answered Mar 10 '19 at 1:01
VonCVonC
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npm check and update package if needed
... Erik, can you kindly reply this related SO question, because it's still a bit confusing to me the difference between both commands, that is, npm update vs npm-check-updates?
– João Pimentel Ferreira
Jul 17 '19 at 6:22
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微博为什么限制140字(附短信70字限制考) - 闲聊区 - 清泛IT社区，为创新赋能！
...length of the messages to 128 bytes (later improved to 140 bytes, or 160 7-bit characters), so that the messages could fit into the existing signaling formats.” 也就是说，160字符实际上来源于140字节的限制，140字节相当于（140*8/7=）160个7位字符（140个8位字符，70...