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How do I change the data type for a column in MySQL?
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If you want to change all columns of a certain type to another type, you can generate queries using a query like this:
select distinct concat('alter table ',
table_name,
' modify ',
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Generating random number between 1 and 10 in Bash Shell Script [duplicate]
... because you can't divide that evenly into groups of 10, there is a very small bias against 9 and 10 in this implementation. Most people shouldn't need to worry about this, because you shouldn't be using $RANDOM for security purposes anyway.
– Brad Koch
Feb 13...
How to check for changes on remote (origin) Git repository?
...emote are the same.
git show-branch *master will show you the commits in all of the branches whose names end in master (eg master and origin/master).
If you use -v with git remote update you can see which branches
got updated, so you don't really need any further commands.
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android TextView: setting the background color dynamically doesn't work
Setting the background color programatically of an android TextView doesn't seem to work.
I'm I missing something!
14 Ans...
SQL Server - SELECT FROM stored procedure
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Additionally, if after converting to a UDF you find you need the stored procedure semantics you can always wrap the UDF with a procedure.
– Joel Coehoorn
Sep 29 '09 at 13:26
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jQuery Scroll to bottom of page/iframe
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There's actually no need to get the element's height: stackoverflow.com/a/44578849/1450294
– Michael Scheper
Jun 16 '17 at 0:10
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Contains case insensitive
...= -1) {
The same can also be achieved using a Regular Expression (especially useful when you want to test against dynamic patterns):
if (!/Ral/i.test(referrer)) {
// ^i = Ignore case flag for RegExp
share
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A free tool to check C/C++ source code against a set of coding standards? [closed]
...sible" only for very simple tasks. Since Vera's understanding of C++ is shallow, any "deep style check" (consider a possible [I'm not suggesting good] rule: for every allocation, there's a corresponding deallocation in the same function) will have to encode the appropriate C++ knowledge, and that i...
Flatten list of lists [duplicate]
...p evaluates MUCH faster than the unraveled loop and eliminates the append calls!
If you have multiple items in a sublist the list comp will even flatten that. ie
>>> list_of_lists = [[180.0, 1, 2, 3], [173.8], [164.2], [156.5], [147.2], [138.2]]
>>> flattened = [val for sublist...
Java Set retain order?
...docs,
"This implementation spares its clients from the unspecified, generally chaotic ordering provided by HashSet, without incurring the increased cost associated with TreeSet. It can be used to produce a copy of a set that has the same order as the original, regardless of the original set's impl...