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Copy a file in a sane, safe and efficient way
... std::ios::binary);
dst << src.rdbuf();
}
This is so simple and intuitive to read it is worth the extra cost. If we were doing it a lot, better to fall back on OS calls to the file system. I am sure boost has a copy file method in its filesystem class.
There is a C method for intera...
How can I iterate over an enum?
I just noticed that you can not use standard math operators on an enum such as ++ or +=
21 Answers
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Capturing mobile phone traffic on Wireshark
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Here are some suggestions:
For Android phones, any network: Root your phone, then install tcpdump on it. This app is a tcpdump wrapper that will install tcpdump and enable you to start captures using a GUI. Tip: You will need to make sure you supply the ri...
How to remove a file from version control without deleting it?
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You want the --keep-local command-line option. This removes the file from version control without removing it from your filesystem.
$ svn rm --keep-local my_important_file
Note: The --keep-local only affects the svn rm of your copy. Other users may hav...
What do *args and **kwargs mean? [duplicate]
What exactly do *args and **kwargs mean?
5 Answers
5
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Select the values of one property on all objects of an array in PowerShell
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I think you might be able to use the ExpandProperty parameter of Select-Object.
For example, to get the list of the current directory and just have the Name property displayed, one would do the following:
ls | select -Property Name
This is still returning Direc...
Difference between >>> and >>
What is the difference between >>> and >> operators in Java?
7 Answers
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The JPA hashCode() / equals() dilemma
There have been some discussions here about JPA entities and which hashCode() / equals() implementation should be used for JPA entity classes. Most (if not all) of them depend on Hibernate, but I'd like to discuss them JPA-implementation-neutrally (I am using EclipseLink, by the way).
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Converting Long to Date in Java returns 1970
...time as long in milliseconds, not seconds. You need to multiply it by 1000 and make sure that you supply it as long.
Date d = new Date(1220227200L * 1000);
This shows here
Sun Aug 31 20:00:00 GMT-04:00 2008
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Can I replace groups in Java regex?
I have this code, and I want to know, if I can replace only groups (not all pattern) in Java regex.
Code:
7 Answers
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