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Can I change a column from NOT NULL to NULL without dropping it?

... I tried with alter column and it didn't work with the latest mysql server. I tried with modify column and it worked. Strange... – Kostas Andrianos Aug 19 '17 at 15:29 ...
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Unpacking a list / tuple of pairs into two lists / tuples [duplicate]

...ifference can be important in some cases (e.g. append to it). So the list1 and list2 in the example should really be tuple1 and tuple2. – Causality Feb 29 '16 at 20:40 ...
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Unable to install R package in Ubuntu 11.04 [closed]

I'm new to Linux and R. 2 Answers 2 ...
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How to fix Terminal not loading ~/.bashrc on OS X Lion [closed]

... From man bash: -s file True if file exists and has a size greater than zero. – ckruse Jan 6 '13 at 11:55 1 ...
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SQL Server. How to refresh the intellisense? [duplicate]

...y an easy fix. In SQL Server 2008 R2, I've just imported a new data table and/or renamed fields in an existing table (it happens either way). When I start to write some SQL, the intellisense doesn't recognize the new field names and starts underlining everything. ...
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Git conflict markers [duplicate]

...e line (or lines) between the lines beginning <<<<<<< and ====== here: <<<<<<< HEAD:file.txt Hello world ======= ... is what you already had locally - you can tell because HEAD points to your current branch or commit. The line (or lines) between the line...
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How to print a double with two decimals in Android? [duplicate]

...e of bugs: Use String.format(Locale, ...) instead" – AndreKR Jul 15 at 11:22 add a comment  |  ...
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How to get the browser language using JavaScript [duplicate]

... equivalent and more JS-typical: navigator.language || navigator.userLanguage – Eamon Nerbonne Sep 11 '12 at 15:06 15...
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Remove last commit from remote git repository [duplicate]

...he new HEAD commit If you want to still have it in your local repository and only remove it from the remote, then you can use: git push origin +HEAD^:<name of your branch, most likely 'master'> share | ...
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How to get value at a specific index of array In JavaScript?

I have an array and simply want to get the element at index 1. 5 Answers 5 ...