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Virtual Memory Usage from Java under Linux, too much memory used
...bytes! Why does it need that?" Well, here's a way to make Hello World on a 64-bit JVM claim to take over 4 gigabytes ... at least by one form of measurement.
java -Xms1024m -Xmx4096m com.example.Hello
Different Ways to Measure Memory
On Linux, the top command gives you several different numbers...
Change the Target Framework for all my projects in a Visual Studio Solution
...distribute it and/or
' modify it under the terms of the Microsoft Public License (Ms-PL).
'
' This library is distributed in the hope that it will be useful,
' but WITHOUT ANY WARRANTY; without even the implied warranty of
' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
' Microsoft P...
Change column type from string to float in Pandas
...g to float values
0 8.0
1 6.0
2 7.5
3 3.0
4 0.9
dtype: float64
As you can see, a new Series is returned. Remember to assign this output to a variable or column name to continue using it:
# convert Series
my_series = pd.to_numeric(my_series)
# convert column "a" of a DataFrame
df["a"...
VC菜单命令详解(文件打开、保存与关闭) - C/C++ - 清泛网 - 专注C/C++及内核技术
...档关闭。
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CDocument::SaveModified()用IsModified()判断是否修改，是则显示文件保存对话框(AFX_IDP_ASK_TO_
SAVE)，若用户选择“是”，则调用DoFileSave()保存文件。
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CDocument::OnCloseDocument()首先销毁文档框架，再用DeleteContents()删...
How do you test functions and closures for equality?
The book says that "functions and closures are reference types". So, how do you find out if the references are equal? == and === don't work.
...
NumPy or Pandas: Keeping array type as integer while having a NaN value
...ferred way to keep the data type of a numpy array fixed as int (or int64 or whatever), while still having an element inside listed as numpy.NaN ?
...
Load RSA public key from file
...hods with this answer for getting bytes from files: stackoverflow.com/a/21264593/3680466
– cloudsurfin
Mar 15 '16 at 0:21
2
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how to get program files x86 env variable?
...the location of Program Files (x86) in command prompt. I'm using Windows 7 64bit.
4 Answers
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How to printf uint64_t? Fails with: “spurious trailing ‘%’ in format”
I wrote a very simple test code of printf uint64_t:
3 Answers
3
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Determining type of an object in ruby
...ct, which is a wobbly term in the Ruby world, is to call object.class.
Since classes can inherit from other classes, if you want to determine if an object is "of a particular type" you might call object.is_a?(ClassName) to see if object is of type ClassName or derived from it.
Normally type checki...