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Select where count of one field is greater than one
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One way
SELECT t1.*
FROM db.table t1
WHERE exists
(SELECT *
FROM db.table t2
where t1.pk != t2.pk
and t1.someField = t2.someField)
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One SVN repository or many?
...sitories are may require multiple files. Maintenance has similar issues - one big backup, or a lot of little backups.
I manage my own. There's one repository, multiple projects, each with its own tags, trunk and branches. If one gets too big or I need to physically isolate a customer's code for ...
Synchronizing a local Git repository with a remote one
I want to synchronize my local repository with a remote one so that my local repository becomes a 100% copy of the remote one - meaning that if certain files differ in these repositories, we override the local ones with the remote ones, and if there are files in local repositories that do not exist ...
Why use the params keyword?
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One danger with params Keyword is, if after Calls to the Method have been coded,
someone accidentally / intentionally removes one/more required Parameters from the Method Signature,
and
one/more required Parameters immed...
cscope or ctags why choose one over the other? [closed]
... I haven't ever used either cscope or ctags and would like to hear why one might choose one over the other taking into consideration my use of vim as a primary editor.
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How to test if parameters exist in rails
...ets triggered. How can I make this part ONLY get triggered if both params[:one] and params[:two] is set?
14 Answers
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Repair all tables in one go
How to check all the tables in the database in one go?
10 Answers
10
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adding multiple entries to a HashMap at once in one statement
I need to initialize a constant HashMap and would like to do it in one line statement. Avoiding sth like this:
9 Answers
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How to move files from one git repo to another (not a clone), preserving history
...ed) subset of the files, and this by definition changes the hashes. Since none of the standard commands (e.g. pull) rewrite history, there's no way you could use them to accomplish this.
You could refine the details, of course - some of your cloning and branching wasn't strictly necessary - but the...
Can I change multiplier property for NSLayoutConstraint?
I created two views in one superview, and then added constraints between views:
13 Answers
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