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Could not reserve enough space for object heap
... -Xmx512M
Variable name: Path
Variable value: %PATH%;C:\Program Files\Java\jre6\bin;F:\JDK\bin;
Change this to your appropriate path.
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python pandas remove duplicate columns
... 0],
[ 1, 15, 14],
[14, 19, 14],
[19, 5, 1]])
In [106]: df = pd.DataFrame(np.hstack([vals, vals]), columns=['Time', 'H1', 'N2', 'Time Relative', 'N2', 'Time'] )
df
Out[106]:
Time H1 N2 Time Relative N2 Time
0 3 13 0 3 13 0
1 1 ...
Run an app on a multiple devices automatically in Android Studio
...droid Studio 3.5
Build #AI-191.8026.42.35.5791312, built on August 9, 2019
JRE: 1.8.0_202-release-1483-b03 amd64
JVM: OpenJDK 64-Bit Server VM by JetBrains s.r.o
Windows Server 2016 10.0
In this update they have added in-built option to run application on multiple devices.
The IDE has a new dr...
Why doesn't Java allow to throw a checked exception from static initialization block?
...
Andreas DolkAndreas Dolk
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How to read integer value from the standard input in Java
...re tools available to users in December 2014. Please note that the JDK/SDK/JRE/Netbeans and their subsequent classes, template libraries compilers, editors and debuggerz are free.
This program was tested with Java
How can I map True/False to 1/0 in a Pandas DataFrame?
...ut[105]:
A B
0 True False
1 True False
2 True False
In [106]: df.dtypes
Out[106]:
A bool
B bool
dtype: object
In [107]: df.astype(int)
Out[107]:
A B
0 1 0
1 1 0
2 1 0
In [108]: df.astype(int).dtypes
Out[108]:
A int64
B int64
dtype: object
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为AppInventor2开发自己的拓展(Extension) - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
...%JAVA_HOME%\lib\tools.jar在Path后面新增：%JAVA_HOME%\bin;%JAVA_HOME%\jre\bin; 注意：如果之前的path末尾没有；要手动加上配置完成后点击确定；cmd打开命令行，java -version ，显示java jdk的版本，配置成功配置ant：ant用来将你的写完的自定义的E...
XML Schema (XSD) validation tool? [closed]
...Java project on github to validate from the command line using the default JRE parser, which is normally Xerces. This can be used on Windows/Mac/Linux.
There is also a C++ version of Xerces available if you'd rather use that. The StdInParse utility can be used to call it from the command line. Al...
How do I find where JDK is installed on my windows machine?
...Windows (at least as of Windows 7) But if you really want a JDK and not a JRE you need to look in the returned directories for 'bin/javac/
– Jon Strayer
Oct 21 '11 at 18:42
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How to check certificate name and alias in keystore files?
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This will list all certificates:
keytool -list -keystore "$JAVA_HOME/jre/lib/security/cacerts"
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