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Template default arguments
...template arguments must be present but you can leave them empty.
Think of it like a function foo with a single default argument. The expression foo won't call it, but foo() will. The argument syntax must still be there. This is consistent with that.
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Django - how to create a file and save it to a model's FileField?
Here's my model. What I want to do is generate a new file and overwrite the existing one whenever a model instance is saved:
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How do I concatenate const/literal strings in C?
...re just plain char arrays. Therefore, you can't directly concatenate them with other "strings".
You can use the strcat function, which appends the string pointed to by src to the end of the string pointed to by dest:
char *strcat(char *dest, const char *src);
Here is an example from cplusplus.c...
Remove last item from array
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Use splice(startPosition, deleteCount)
array.splice(-1,1)
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Eliminate extra separators below UITableView
When I set up a table view with 4 rows, there are still extra separators lines (or extra blank cells) below the filled rows.
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What is the optimal length for an email address in a database?
...ocal part that comes before the '@' sign, and the domain part that follows it. In "user@example.com", the local part is "user", and the domain part is "example.com".
The local part must not exceed 64 characters and the domain part cannot be longer than 255 characters.
The combined length of the lo...
How to prevent Browser cache for php site
I have a php site running in cloud server.When ever i add new files css, js or images the browser is loading the same old js, css and image files stored in cache.
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What's the difference between jQuery's replaceWith() and html()?
What's the difference between jQuery's replaceWith() and html() functions when HTML is being passed in as the parameter?
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Custom method names in ASP.NET Web API
...od called Authenticate where they pass in a username and password, however it doesn't work.
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One-liner to recursively list directories in Ruby?
...Dir.glob("**/*") # for all files
Instead of Dir.glob(foo) you can also write Dir[foo] (however Dir.glob can also take a block, in which case it will yield each path instead of creating an array).
Ruby Glob Docs
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