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Different names of JSON property during serialization and deserialization
...test code:
Coordinates c = new Coordinates();
c.setRed((byte) 5);
ObjectMapper mapper = new ObjectMapper();
System.out.println("Serialization: " + mapper.writeValueAsString(c));
Coordinates r = mapper.readValue("{\"red\":25}",Coordinates.class);
System.out.println("Deserialization: " + r.getR());...
How to add a “readonly” attribute to an ?
... The readonly attribute is a "boolean attribute" -- whatwg.org/specs/web-apps/current-work/#boolean-attribute Despite the somewhat misleading name, the values should not be "true" or "false". While I think the code above will actually work (tested in Chrome with jQuery 1.8.1), it can lead to late...
gdb: how to print the current line or find the current line number?
...swered Jan 30 '13 at 11:05
kumar_m_kirankumar_m_kiran
3,64233 gold badges3838 silver badges6868 bronze badges
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Running multiple commands with xargs
...gs -d $'\n' sh -c 'for arg do command1 "$arg"; command2 "$arg"; ...; done' _
...or, without a Useless Use Of cat:
<a.txt xargs -d $'\n' sh -c 'for arg do command1 "$arg"; command2 "$arg"; ...; done' _
To explain some of the finer points:
The use of "$arg" instead of % (and the absence of...
Why does SIGPIPE exist?
... changing global signal dispositions is to temporarily mask it with pthread_sigmask, perform the write, then perform sigtimedwait (with zero timeout) to consume any pending SIGPIPE signal (which is sent to the calling thread, not the process) before unmasking it again.
I believe the reason SIGPIPE ...
CListCtrl 扩展风格设置方法：SetExtendedStyle和ModifyStyleEx 区别 - C++...
...常常想到用ModifyStyleEx 来设定，代码如下：ModifyStyleEx(0,LVS_EX_GRIDLINES)
这是不正确的，正确的设定应该是：SetExtendedStyle(LVS_EX_GRIDLINES)
那么，ModifyStyleEx和SetExtendedStyle区别在哪里？实际上，ModifyStyleEx只是对窗...
How to export data as CSV format from SQL Server using sqlcmd?
...low commas inside the data? Do we have to surround every column with '""'+ ___ +'""'?
– Ahmed
Apr 1 '15 at 0:41
2
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Force page scroll position to top at page refresh in HTML
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@Paul12_ - I just tested it on Safari 11.0.3 and works okay for me, which one are you using?
– ProfNandaa
Aug 21 '18 at 23:56
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How to have the cp command create any necessary folders for copying a file to a destination [duplica
...ould be to combine mkdir and cp:
mkdir -p /foo/bar && cp myfile "$_"
As an aside, when you only need to create a single directory in an existing hierarchy, rsync can do it in one operation. I'm quite a fan of rsync as a much more versatile cp replacement, in fact:
rsync -a myfile /foo/b...
How to stop Visual Studio from “always” checking out solution files?
For apparently no reason, every time I open my solution, Visual Studio checks the sln file out.
8 Answers
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