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Cleanest way to toggle a boolean variable in Java?
... than four letters
Edit: code tends to return useful results when used as Google search terms. The code above doesn't. For those who need it, it's bitwise XOR as described here.
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Remove duplicate lines without sorting [duplicate]
...ss portable, given awk already does this.
– AhmetB - Google
Feb 9 at 22:27
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getting the screen density programmatically in android?
...t is from over two years ago, but this is the first thing that comes up on Google for this search, so for anyone who finds this, you no longer have to multiply by 160.
– roboguy12
Nov 18 '12 at 4:05
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Linux C/C++程序常用的调试手段及异常排查总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...美的呢？ 我们需要一款计分工具，Linux下常用的有 gprof、google-perftools、valgrind等。我们看一下valgrind，看下它搭配kcachegrind 导出的分析图，可以说是相当细致，里面有各个函数执行的时间占比，调用次数。
下面这个是valgrind...
How to write the Fibonacci Sequence?
...):
print i
My hint is to learn to read what you need. Project Euler (google for it) will train you to do so :P
Good luck and have fun!
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memory_get_peak_usage() with “real usage”
...you want is memory used not memory allocated.
Whats the Difference
Your Google Mail might have allocated 25MB of storage for you but it does not mean that is what you have used at the moment.
This is exactly what the PHP doc was saying
Set this to TRUE to get the real size of memory allocate...
Spring MVC: How to perform validation?
...t (if it is a Spring component). If you still have problems after checking google and Spring doc, you should post a new question.
– Jerome Dalbert
Sep 2 '12 at 10:42
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How to convert a JSON string to a Map with Jackson JSON
...o be helpful and is still getting upvotes, I now use the GSON library from Google, which I find to be more intuitive.
I've got the following code:
public void testJackson() throws IOException {
ObjectMapper mapper = new ObjectMapper();
File from = new File("albumnList.txt");
TypeRefe...
MySQL Database won't start in XAMPP Manager-osx
...idn't work...
sudo /Applications/XAMPP/xamppfiles/bin/mysql.server start
Google the error...
Examples:
Error:
ERROR! The server quit without updating PID file (/Applications/XAMPP/xamppfiles/var/mysql/<computername>.local.pid)
My Solution:
In /Applications/XAMPP/xamppfiles/etc/my.cnf ...
Difference between single quotes and double quotes in Javascript [duplicate]
...supposed to act the same way. I haven't found anything on this problem by googling, so maybe this will help someone.
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