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MySQL high CPU usage [closed]

... Slow Query Log to keep an eye on any queries that are taking a long time, and use that to make sure you don't have any queries locking up key tables for too long. Some other things you can check would be to run the following query while the CPU load is high: SHOW PROCESSLIST; This will show you...
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tag in Twitter Bootstrap not functioning correctly?

... 18px 0; } It correspond to a 1px horizontal line with a very light grey and vertical margin of 18px. and because <hr> is inside a <div> without class the width depends on the content of the <div> if you would like the <hr> to be full width, replace <div> with <d...
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Dependency injection through constructors or property setters?

I'm refactoring a class and adding a new dependency to it. The class is currently taking its existing dependencies in the constructor. So for consistency, I add the parameter to the constructor. Of course, there are a few subclasses plus even more for unit tests, so now I am playing the game of go...
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How to stop and restart memcached server?

How to stop and restart memcached server 1.4.5 in linux OS from command line? 12 Answers ...
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How to visualize an XML schema? [closed]

I have made an XML Schema - all the code basically - and was wondering if there is a way that the code can generate something like this: ...
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Delete keychain items when an app is uninstalled

I am using idandersen's scifihifi-iphone code for keychain and save password using 8 Answers ...
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Classpath including JAR within a JAR

... If you're trying to create a single jar that contains your application and its required libraries, there are two ways (that I know of) to do that. The first is One-Jar, which uses a special classloader to allow the nesting of jars. The second is UberJar, (or Shade), which explodes the included...
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StringBuilder vs String concatenation in toString() in Java

... Version 1 is preferable because it is shorter and the compiler will in fact turn it into version 2 - no performance difference whatsoever. More importantly given we have only 3 properties it might not make a difference, but at what point do you switch from conc...
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What does “The APR based Apache Tomcat Native library was not found” mean?

... really want it, download the tcnative-1.dll (or libtcnative.so for Linux) and put it in the bin folder, and add a system property to the launch configuration of the tomcat server in eclipse. -Djava.library.path=c:\dev\tomcat\bin ...
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Fragment in ViewPager using FragmentPagerAdapter is blank the second time it is viewed

... I had the same issue. Changing the parent class of my PageAdapter from android.support.v4.app.FragmentPagerAdapter to android.support.v4.app.FragmentStatePagerAdapter solve my ViewPager display issue on "second time"! sh...