原因json转list的时候类型没写正确
简单来说就是在类中带有泛型时，gson无法识别其中的泛型而转成了LinkenTreeMap的类型。
Type listType = new TypeToken<List<Teacher>>() {}.getType();
List<Teacher> list=JsonUtil.fromJson(j...
A java Runtime Environment(JRE) or java Development Kit(JDK) must be available in order to run Aptana <em>Studio</em> 3。
终端进入Aptana_<em>Studio</em>_3目录，然后输入：
mkdir jreln -s $<em>JAVA_HOME</em>/bin/ bincd jreln -s JDK...
如下的<em>报错</em>：
android.content.ActivityNotFoundException: No Activity found to handle Intent { act=android.intent.action.VIEW cat=[android.intent.category.DEFAULT] dat=content://***.fileProvider/files_root/A...
错误如下
Caused by: java.lang.ClassNotFoundException: com.google.gson.JsonParser
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:...
标准差的计算方式：为了得到无偏估计需要在求得的sum之后除以N-1而不是N。
背包的使用：foreach语句使用某种排序方式历遍（具体哪种不需要知道）
控制台手动停止循环：ctrl+D
代码：
public class Stats {
public static void
main(String [] args){
Bag numbe
问题描述：安装<em>Android</em> <em>Studio</em>完成后，打开提示错误：fialed to load <em>jvm</em> dll.if you have already installed 64jdk please set JAVA_HOM to your jdk directory；
我的环境：windows10 64,jdk1.8 64。原因分析：网上查了，有的说是android studio版本和jdk版本不匹
问题描述：打开PyCharm时，弹出“Failed to load JVM DLL\bin\server\<em>jvm</em>.dll if you already have a 32-bit JDK install....”
解决方案：
别人的解决方案：
（1）安装Microsoft Visual C++ 2010 Redistributable Package ；
（2）然后再运行pycharm...
异常：
Error:Unable to start the daemon process. This problem might be caused by incorrect configuration of the daemon. For example, an unrecognized <em>jvm</em> option is used. Please refer to the user guide ch
Ref :
http://jileniao.net/androidstudio-no-<em>jvm</em>-installation.html
已经在环境变量中设置好了<em>JAVA_HOME</em>的jdk安装路径，但<em>Android</em><em>Studio</em><em>启动</em>时仍然报No JVM installation
found.does not point to a valid <em>jvm</em> installation的错误。
解决方法：
Error:Unable to start the daemon process.
This problem might be caused by incorrect configuration of the daemon.
For example, an unrecognized <em>jvm</em> option is used.
Please refer to the user guide chapter on the daemon at https://docs.gradle.org/2.14.1/userguide/gradle_daemon.html
Please read the following process output to find out more:
-----------------------
OpenJDK 64-Bit Server VM warning: ignoring option MaxPermSize=256m; support was removed in 8.0
错误如下：
Error:Unable to start the daemon process.
This problem might be caused by incorrect configuration of the daemon.
For example, an unrecognized <em>jvm</em> option is used.
Please refer to the user guide chapter on the daemon at https://docs.gradle.org/3.3/userguide/gradle_daemon.html
Please read the following process output to find out more:
-----------------------
OpenJDK 64-Bit Server VM warning: ignoring option MaxPermSize=256m; support was removed in 8.0
请问这个怎么解决呢？非常感谢
错误如下：
Exception in thread "main" java.lang.NoClassDefFoundError: com/google/gson/JsonParser
at com.aliyuncs.regions.LocalEndpointResolver.&lt;init&gt;(LocalEndpointResolver.java:40)
at com.al...
本来在环境变量中设置了
<em>JAVA_HOME</em>的值为：D:\Program Files\Java\jdk1.8.0_101\bin
然后在path中直接引用了这个值：;%<em>JAVA_HOME</em>%;
结果，运行eclipse是正常的。
后来安装了<em>Studio</em>，运行<em>Android</em> <em>Studio</em>的时候出现了这个问题does not point to a valid <em>jvm</em> installatio
<em>Android</em> <em>Studio</em> Error:Unable to start the daemon process. This problem might be caused by incorrect c……
最近在写一个小项目的时候，上一次打开工程还是好好的，再次打开的时候就<em>报错</em>
ActionBarActivity，View 全部识别不了。
Error:Unable to star
<em>启动</em>出现No JVM installation found
本文摘录于：https://www.jianshu.com/p/63fcccae0da5
No JVM installation found
哎，只怪我太年轻~
当时正好更新了win10系统，然后一更新完就取消了我的本地账户，这个后果就是我还没保存的本地配置没，有，了….
这个问题挺坑的，网上<em>找</em>的那些解决方案都是说要配置系统的环...
