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When should you use constexpr capability in C++11?
...ing of "calling a function". There must be a reason, or a need for this capability or it wouldn't be in C++11. Why is it there?
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Why can't I use switch statement on a String?
Is this functionality going to be put into a later Java version?
16 Answers
16
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Convert HTML + CSS to PDF [closed]
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Important:
Please note that this answer was written in 2009 and it might not be the most cost-effective solution today in 2019. Online alternatives are better today at this than they were back then.
Here are some online servic...
How to get highcharts dates in the x axis?
...s on the x-axis for Highcharts? Can't find it in their documentation: http://www.highcharts.com/ref/#xAxis--type
3 Answer...
How to reload page every 5 seconds?
...the changes in code/html/css, every time I have to hit F5. Is there any simple javascript/jQuery solution for this? I.e. after I add the script, reload the whole page every 5 seconds (or some other specific time).
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Error in plot.new() : figure margins too large, Scatter plot
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Every time you are creating plots you might get this error - "Error in plot.new() : figure margins too large". To avoid such errors you can first check par("mar") output. You should be getting:
[1] 5.1 4.1 4.1 2.1
To change that write:
par(mar=c(1...
How to convert/parse from String to char in java?
How do I parse a String value to a char type, in Java?
14 Answers
14
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Http长连接200万尝试及调优 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Http长连接200万尝试及调优对于一个server，我们一般考虑他所能支撑的qps，但有那么一种应用， 我们需要关注的是它能支撑的连接数个数，而并非qps，当然qps也是我们...对于一个server，我们一般考虑他所能支撑的qps，但有那么一...
varbinary to string on SQL Server
...to a varchar" can mean different things.
If the varbinary is the binary representation of a string in SQL Server (for example returned by casting to varbinary directly or from the DecryptByPassPhrase or DECOMPRESS functions) you can just CAST it
declare @b varbinary(max)
set @b = 0x546869732069732...
One-liner to recursively list directories in Ruby?
What is the fastest, most optimized, one-liner way to get an array of the directories (excluding files) in Ruby?
9 Answer...