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Is there a Mutex in Java?
...l synchronisation
– anshulkatta
Dec 10 '15 at 10:52
Also look into someObject.wait(timeout) and someObject.notify() wh...
How do I move files in node.js?
...
According to seppo0010 comment, I used the rename function to do that.
http://nodejs.org/docs/latest/api/fs.html#fs_fs_rename_oldpath_newpath_callback
fs.rename(oldPath, newPath, callback)
Added in: v0.0.2
oldPath <String> | <...
Rake just one migration
...n a single migration that changed and needed to be re-run independently of all other migrations. Fire up the console and do this:
>> require 'db/migrate/your_migrations.rb'
=> ["YourMigrations"]
>> YourMigrations.up
=> etc... as the migration runs
>> YourMigration.down
Mor...
Passing a dictionary to a function as keyword parameters
...
10
"dereference": the usual term, in this Python context, is "unpack". :)
– mipadi
Jul 2 '09 at 18:05
...
What does Connect.js methodOverride do?
...en you can use app.delete and app.put in Express instead of using app.post all the time (thus more descriptive, verbose):
Backend:
// the app
app.put('/users/:id', function (req, res, next) {
// edit your user here
});
Client logic:
// client side must be..
<form> ...
<input type=...
How to remove the left part of a string?
...
But also throws if your input isn't all in the form "something=somethingelse".
– Dan Olson
Mar 1 '09 at 22:17
1
...
Possible to perform cross-database queries with PostgreSQL?
...no longer supported, but if you need to do this in a pre-2013 Postgres installation, there is a function called dblink.
I've never used it, but it is maintained and distributed with the rest of PostgreSQL. If you're using the version of PostgreSQL that came with your Linux distro, you might need to...
How to get the name of the calling method?
...Yes, see Kernel#caller, aka ruby-doc.org/core-1.8.7/classes/Kernel.html#M001073
– DigitalRoss
Feb 24 '11 at 4:29
...
Animate text change in UILabel
...seems that you have to specify the fade at each change. So - provided you call the transition each time, this works fine in my test on iOS9.
– Confused Vorlon
Nov 7 '15 at 23:50
...
How to test if a string is basically an integer in quotes using Ruby
...z/.match(string_to_check)
#Is not a positive number
else
#Is all good ..continue
end
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