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How to delete a file or folder?

... Python syntax to delete a file import os os.remove("/tmp/<file_name>.txt") Or import os os.unlink("/tmp/<file_name>.txt") Or pathlib Library for Python version >= 3.4 file_to_rem = pathlib.Path("/tmp/<file_name>.txt") file_to_rem.unlink() Path.unlink(missing_ok=Fals...
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Rails Observer Alternatives for 4.0

...le MyConcernModule extend ActiveSupport::Concern included do after_save :do_something end def do_something ... end end Next, include that in the models you wish to run the after_save in: class MyModel < ActiveRecord::Base include MyConcernModule end Depending on what y...
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How to tell when UITableView has completed ReloadData?

...other way is to schedule your after-layout code to run later using dispatch_async: [self.tableView reloadData]; dispatch_async(dispatch_get_main_queue(), ^{ NSIndexPath* indexPath = [NSIndexPath indexPathForRow: ([self.tableView numberOfRowsInSection:([self.tableView numberOfSections]-1)]-1) ...
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django-debug-toolbar not showing up

...s it's True. If it's still not working, try adding '127.0.0.1' to INTERNAL_IPS as well. UPDATE This is a last-ditch-effort move, you shouldn't have to do this, but it will clearly show if there's merely some configuration issue or whether there's some larger issue. Add the following to settings....
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Host 'xxx.xx.xxx.xxx' is not allowed to connect to this MySQL server

...tor account: mysql> CREATE USER 'monty'@'localhost' IDENTIFIED BY 'some_pass'; mysql> GRANT ALL PRIVILEGES ON *.* TO 'monty'@'localhost' -> WITH GRANT OPTION; mysql> CREATE USER 'monty'@'%' IDENTIFIED BY 'some_pass'; mysql> GRANT ALL PRIVILEGES ON *.* TO 'monty'@'%' ->...
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What's a simple way to get a text input popup dialog box on an iPhone

... }]; [alert addTextFieldWithConfigurationHandler:^(UITextField * _Nonnull textField) { // A block for configuring the text field prior to displaying the alert }]; [alert addAction:defaultAction]; [alert addAction:cancelAction]; [self presentViewController:alert animated:YES completion:...
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Handling JSON Post Request in Go

...eq *http.Request) { decoder := json.NewDecoder(req.Body) var t test_struct err := decoder.Decode(&t) if err != nil { panic(err) } log.Println(t.Test) } share | i...
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TortoiseGit save user authentication / credentials

...name and password every time you do a pull or push. Create a file called _netrc with the following contents: machine github.com login yourlogin password yourpassword Copy the file to C:\Users\ (or another location; this just happens to be where I’ve put it) Go to command prompt, type setx hom...
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Multiple line code example in Javadoc comment

...ls to parse it correctly:( At least this is what I see with Oracle JDK1.7.0_45 javadoc implementation. – Male Jan 3 '14 at 16:14  |  show 6 mo...
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Java and SQLite [closed]

...zentus) Another Java - SWIG wrapper. It only works on Win32. http://rodolfo_3.tripod.com/index.html sqlite-java-shell: 100% pure Java port of the sqlite3 commandline shell built with NestedVM. (This is not a JDBC driver). SQLite JDBC Driver for Mysaifu JVM: SQLite JDBC Driver for Mysaifu JVM and SQL...