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How do you find the current user in a Windows environment?
...NAME%@%USERDOMAIN%, result bballdave025@DESKTOP-MACHINE. It all depends on what the user (for us, the OP) needs, i.e. if the domain part be important.
– bballdave025
May 21 at 19:46
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Why don't structs support inheritance?
...ctively. If you write 'Vector3D a = Vector3D(5, 10, 15); Vector2D b = a;', what should 'a.Magnitude == b.Magnitude' return? If we then write 'a = (Vector3D)b', does a.Magnitude have the same value before the assignment as it does after? The .NET designers probably said to themselves, "no, we'll have...
Nodejs Event Loop
...ried to understand node.js architecture in order to write native modules.
What I am posting here is my understanding of node.js and this might be a bit off track as well.
Libev is the event loop which actually runs internally in node.js to perform simple event loop operations. It's written origin...
Get the IP address of the machine
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gives lo and wlan0 interfaces in my case. What I require is wlan0 or eth0 which has internet connection.So, Should I use strcmp or thre's a better way?
– Sudip Bhattarai
Feb 27 '16 at 7:14
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undefined reference to boost::system::system_category() when compiling
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Actually what you may want is -DBOOST_ERROR_CODE_HEADER_ONLY
– Andrew Marshall
Sep 9 '17 at 20:25
1
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Closing JDBC Connections in Pool
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Thats what it is doing (initialize once), isnt it? ds is an instance variable, and if (ds == null) ... is the initialization part.
– Manidip Sengupta
Feb 8 '11 at 21:22
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How to programmatically determine the current checked out Git branch [duplicate]
In a Unix or GNU scripting environment (e.g. a Linux distro, Cygwin, OSX), what is the best way to determine which Git branch is currently checked out in a working directory?
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How to commit changes to a new branch
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You can do a git status to see what is currently staged and what is not.
– John Brodie
Feb 1 '13 at 22:20
5
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Duplicate ID, tag null, or parent id with another fragment for com.google.android.gms.maps.MapFragme
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The problem is that what you are trying to do shouldn't be done. You shouldn't be inflating fragments inside other fragments. From Android's documentation:
Note: You cannot inflate a layout into a fragment when that layout
includes a <f...
Learn C first before learning Objective-C [closed]
...nly 25% of the memory it used before and is about 400% faster at runtime.
What I'm trying to say here: Every language has its pros and cons. C has pros and cons and so does Obj-C. However, the really great feature of Obj-C (that's why I even like it more than Java) is that you can jump to plain C a...