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How to configure postgresql for the first time?
...to the host operating system. This is a good thing. This normally means in order to log in as postgres which is the PostgreSQL equivalent of SQL Server's SA, you have to have write-access to the underlying data files. And, that means that you could normally wreck havoc anyway.
By keeping this disabl...
How do I compile and run a program in Java on my Mac?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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How to loop through a plain JavaScript object with the objects as members?
How can I loop through all members in a JavaScript object including values that are objects.
24 Answers
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How to get a Static property with Reflection
...so the key for me was to use the .FlattenHierarchy BindingFlag. I don't really know why I just added it on a hunch and it started working. So the final solution that allows me to get Public Instance or Static Properties is:
obj.GetType.GetProperty(propName, Reflection.BindingFlags.Public _
Or R...
Any free WPF themes? [closed]
... an idea of the capabilities.
You will need to install the WPF toolkit in order to compile and use the themes.
This is an ongoing project, so I think more themes will be added in the future. It will probably ruin the the sites trying to sell themes to you, but it is great for one man shops that ca...
How to convert JSON to XML or XML to JSON?
...t in JSON format. Your answer was probably downvoted because it didn't actually answer the question. The OP wasn't asking if he should do the conversion, but rather if he could do it using tools already at his disposal.
– David Brown
Aug 1 '12 at 3:08
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Git commit in terminal opens VIM, but can't get back to terminal
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Simply doing the vim "save and quit" command :wq should do the trick.
In order to have Git open it in another editor, you need to change the Git core.editor setting to a command which runs the editor you want.
git config --global core.editor "command to start sublime text 2"
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How to find keys of a hash?
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There is function in modern JavaScript (ECMAScript 5) called Object.keys performing this operation:
var obj = { "a" : 1, "b" : 2, "c" : 3};
alert(Object.keys(obj)); // will output ["a", "b", "c"]
Compatibility details can be found here.
On the Mozilla site there is also a sn...
How do I save a UIImage to a file?
...// Save image.
[UIImagePNGRepresentation(image) writeToFile:filePath atomically:YES];
Core Data has nothing to do with saving images to disk by the way.
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Reading specific lines only
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Nice solution, how does this compare to the one proposed by @AdamMatan? The Adam solution could be faster as it exploits additional information (line numbers monotonically increasing) which could lead to an early stop. I have a 10GB file which I cannot load into memory.
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