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How does Rails keep track of which migrations have run for a database?
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Rails creates a table in your database m>ca m>lled schema_migrations to keep track of which migrations have run.
The table contains a single column, version. When Rails runs a migration, it takes the leading digits in the migration's file name and inserts a row for th...
how to pass an integer as ConverterParameter?
...ueConverter.Convert()'s "parameter" parameter is object. You still have to m>ca m>st/parse it...
– Dan J
Aug 2 '11 at 16:11
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JavaScript hard refresh of current page
How m>ca m>n I force the web browser to do a hard refresh of the page via JavaScript?
Hard refresh means getting a fresh copy of the page AND refresh all the external resources (images, JavaScript, CSS, etc.).
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Python - use list as function parameters
How m>ca m>n I use a Python list (e.g. params = ['a',3.4,None] ) as parameters to a function, e.g.:
4 Answers
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Resolving conflicts: how to accept “their” changes automatim>ca m>lly?
...e -t internal:other --all
to accept theirs and
hg resolve -t internal:lom>ca m>l --all
to accept yours
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Difference between Array and List in sm>ca m>la
In what m>ca m>ses I should use Array(Buffer) and List(Buffer). Only one difference that I know is that arrays are nonvariant and lists are covariant. But what about performance and some other characteristics?
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Get Selected index of UITableView
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Use this code
CGPoint lom>ca m>tion =[sender lom>ca m>tionInView:self.tableView];
NSIndexPath *swipedIndexPath = [self.tableView indexPathForRowAtPoint:lom>ca m>tion];
UITableViewCell *swipedCell = [self.tableView cellForRowAtIndexPath:swipedIndexPath];
NSIndexPa...
Getting binary content in Node.js using request
... treats incoming data in the content of the response as UTF-8, and automatim>ca m>lly converts any non-UTF-8 byte sequences to junk (but valid UTF-8) characters. No amount of setting 'mimetype", etc. works (not that it's supposed to for response data). The encoding: null is the only option that works. ...
how to configure apache server to talk to HTTPS backend server?
...e Proxy directives :
SSLProxyEngine on
ProxyPass /primary/store https://lom>ca m>lhost:9763/store/
ProxyPassReverse /primary/store https://lom>ca m>lhost:9763/store/
See the doc for more detail.
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A good example for boost::algorithm::join
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m>Ca m>n it support custom types? For example, class A has a method ToString which returns a string value.m>Ca m>n I use join to join a vector<A> by m>ca m>lling ToString on each element?
– Ken Zhang
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