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Read an Excel file directly from a R script
...R wiki. Short answer: read.xls from the gdata package works most of the time (although you need to have Perl installed on your system -- usually already true on MacOS and Linux, but takes an extra step on Windows, i.e. see http://strawberryperl.com/). There are various caveats, and alternatives, li...
How can I troubleshoot my Perl CGI script?
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This answer is intended as a general framework for working through
problems with Perl CGI scripts and originally appeared on Perlmonks as Troubleshooting Perl CGI Scripts. It is not a complete guide to every
problem that you may encounter, nor a tutorial on bug sq...
What is the best comment in source code you have ever encountered? [closed]
What is the best comment in source code you have ever encountered?
518 Answers
518
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Lombok is not generating getter and setter
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How can I add to List
... you can't.
The wildcard declaration of List<? extends Number> foo3 means that the variable foo3 can hold any value from a family of types (rather than any value of a specific type). It means that any of these are legal assignments:
List<? extends Number> foo3 = new ArrayList<Number...
Network tools that simulate slow network connection [closed]
I would like to visually evaluate web pages response time for several Internet connections types (DSL, Cable, T1, dial-up etc.) while my browser and web server are on the same LAN or even on the same machine. Are there any simple network tools or browser plug-ins that slow down network bandwidth to ...
Total size of the contents of all the files in a directory [closed]
...ynens Reverse the order of the flags (i.e. du -sbh <dir>). Works for me.
– Luis E.
May 30 '13 at 7:52
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What breaking changes are introduced in C++11?
I know that at least one of the changes in C++11 that will cause some old code to stop compiling: the introduction of explicit operator bool() in the standard library, replacing old instances of operator void*() . Granted, the code that this will break is probably code that should not have been v...
How do I list the symbols in a .so file
... 112 entries:
Num: Value Size Type Bind Vis Ndx Name
0: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND
1: 0000000000002010 0 SECTION LOCAL DEFAULT 10
2: 0000000000000000 0 FUNC GLOBAL DEFAULT UND free@GLIBC_2.2.5 (14)
3: 000000000000000...
How to make a vertical line in HTML
...order-left: thick solid #ff0000;
}
<div class="verticalLine">
some other content
</div>
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