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Safe integer parsing in Ruby
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test in Ruby 1.9. Integer(:foobar) => can't convert Symbol into Integer (TypeError)
– GutenYe
Dec 25 '11 at 9:10
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How do I check if an element is really visible with JavaScript? [duplicate]
...ne has suggested to use document.elementFromPoint(x,y), to me it is the fastest way to test if an element is nested or hidden by another. You can pass the offsets of the targetted element to the function.
Here's PPK test page on elementFromPoint.
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How do I get ruby to print a full backtrace instead of a truncated one?
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caller(0,2) would return the two latest entries in the stacktrace. Nice for outputting abbreviated stacktraces.
– Magne
Jul 12 '17 at 9:14
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[since C++11] std::array的使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
...---------------------- array as c-style array ----------------------
RUN_GTEST(ArrayTest, CStyleArray, @);
// use array<char> as a fix sized c-string.
array<char, 100> str = {0}; // all elements initialized with 0.
char *p = str.data();
strcpy(p, "hello world");
printf("%s\n", ...
How to manually set an authenticated user in Spring Security / SpringMVC
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I was trying to test an extjs application and after sucessfully setting a testingAuthenticationToken this suddenly stopped working with no obvious cause.
I couldn't get the above answers to work so my solution was to skip out this bit of sp...
How can I process each letter of text using Javascript?
...e the loop. In every other language I'd happily do the length check in the test clause of the for loop, assuming the compiler knows best and would optimise it accordingly.
– Echelon
Dec 16 '14 at 11:43
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EF Code First: How do I see 'EntityValidationErrors' property from the nuget package console?
...bytes, IsStocked = true, StockLevel = 10, Price = 10.00M, ImageMimeType = "test" },
new AATPos.DAL.Entities.Beverage { ID = 2, Name = "Fanta", BeverageTypeID = 1, ImageData = bytes, IsStocked = true, StockLevel = 10, Price = 10.00M, ImageMimeType = "test" },
new AATPos.DAL.Entities.B...
Get Current Area Name in View or Controller
... our app on ASP.NET Core 2.0 and is still working now in ASP.NET Core 2.1 (tested moments ago).
– zerox981
Oct 30 '18 at 15:02
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How do I prevent commands from showing up in Bash history?
...tory (as well as duplicates).
For example:
$ HISTCONTROL=ignoreboth
$ echo test1
$ echo test2
$ history | tail -n2
1015 echo test1
1016 history | tail -n2
Here is what man bash says:
HISTCONTROL
A colon-separated list of values controlling how commands are saved on the history list. If the l...
How do I escape double quotes in attributes in an XML String in T-SQL?
...be &quot; in xml? i.e.
"hi &quot;mom&quot; lol"
**edit: ** tested; works fine:
declare @xml xml
set @xml = '<transaction><item value="hi &quot;mom&quot; lol"
ItemId="106" ItemType="2" instanceId="215923801" dataSetId="1" /></transaction>'
select ...