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How do you create a read-only user in PostgreSQL?
I'd like to create a user in PostgreSQL that can only do SELECTs from a particular database. In MySQL the command would be:
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Print a string as hex bytes?
I have this string: Hello world !! and I want to print it using Python as 48:65:6c:6c:6f:20:77:6f:72:6c:64:20:21:21 .
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How to open an elevated cmd using command line for Windows?
How do I open a elevated command prompt using command lines on a normal cmd?
22 Answers
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How do you implement a re-try-catch?
Try-catch is meant to help in the exception handling. This means somehow that it will help our system to be more robust: try to recover from an unexpected event.
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How do I make UITableViewCell's ImageView a fixed size even when the image is smaller
I have a bunch of images I am using for cell's image views, they are all no bigger than 50x50. e.g. 40x50, 50x32, 20x37 .....
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Duplicate files copied (Android Studio 0.4.0) [duplicate]
In my project I use httpcore and httpmime libraries from Apache. After update Android Studio to 0.4.0 I have this issue building my project:
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How to have a default option in Angular.js select box
I have searched Google and can't find anything on this.
23 Answers
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Ant task to run an Ant target only if a file exists?
Is there an ANT Task that would execute a block only if a given file exists? I have the problem that I have a generic ant script that should do some special processing but only if a specific configuration file is present.
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Android: how to make an activity return results to the activity which calls it?
I have a Location activity that can be called from many activities, such as Sign up and Order . In the Location activity the user enters his location, so the activity Location will return this new location to that activity which called it.
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Python string class like StringBuilder in C#?
Is there some string class in Python like StringBuilder in C#?
8 Answers
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