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Close file without quitting VIM application?

...artin, to completely delete the buffer, use :bw – sebnow Dec 2 '10 at 11:14 add a comment  |  ...
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Error: request entity too large

...erwritten if you update your module. So this temporary solution works for now, but as soon as a solution is found (or the module fixed, in case it's a module problem) you should update your code accordingly. I have opened an issue on their GitHub about this problem. [edit - found the solution] A...
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Array versus List: When to use which?

...e you want to add/remove data, since resizing arrays is expensive. If you know the data is fixed length, and you want to micro-optimise for some very specific reason (after benchmarking), then an array may be useful. List<T> offers a lot more functionality than an array (although LINQ evens i...
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How to copy in bash all directory and files recursive?

... @AnneTheAgile - from my tests just now and according to the man pages, -r and -R don't differ. – aaaaaa Jan 25 '15 at 2:54 ...
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quick random row selection in Postgres

...e optimal solution if you want only one row selected, because you need to know the COUNT of the table to calculate the exact percentage. To avoid a slow COUNT and use fast TABLESAMPLE for tables from 1 row to billions of rows, you can do: SELECT * FROM my_table TABLESAMPLE SYSTEM(0.000001) LIMI...
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How to make a valid Windows filename from an arbitrary string?

... ".foo" is a valid filename. Didn't know about the "CON" filename - what is it for? – configurator Mar 6 '09 at 23:56 ...
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Check orientation on Android phone

...g ALWAYS. If you think about a moment, this is exactly what you want - to know if width is smaller than height (portrait), the opposite (landscape) or if they are the same (square). Then it comes down to this simple code: public int getScreenOrientation() { Display getOrient = getWindowManag...
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Remove multiple keys from Map in efficient way?

I have a Map<String,String> with large number of key values pairs. Now I want to remove selected keys from that Map . Following code shows what I did to achieve that. ...
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How to truncate a foreign key constrained table?

...ion 1: Remove constraints Perform TRUNCATE Delete manually the rows that now have references to nowhere Create constraints Option 2: suggested by user447951 in their answer SET FOREIGN_KEY_CHECKS = 0; TRUNCATE table $table_name; SET FOREIGN_KEY_CHECKS = 1; ...
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Amazon S3 direct file upload from client browser - private key disclosure

...in the loop. (NOTE: Once you give your code to a client, it's "their" code now.) Locking down CORS is not going to help: People can easily write a non-web-based tool (or a web-based proxy) that adds the correct CORS header to abuse your system. The big problem is that you can't differentiate betwe...