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How do I rename the android package name? [duplicate]
...the project com.example.test it will offer to rename test only. The same applies if I navigate to package name in .java or Manifest file and press Shift+F6.
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Removing all empty elements from a hash / YAML?
...e here for the benchmark.
In case you want to backport it to your Rails 3 app:
# config/initializers/rails4_backports.rb
class Hash
# as implemented in Rails 4
# File activesupport/lib/active_support/core_ext/hash/compact.rb, line 8
def compact
self.select { |_, value| !value.nil? }
e...
Cannot find or open the PDB file in Visual Studio C++ 2010
...t when I rebuild there is no change. Do you have another idea why this is happenning?
– Ege
Oct 18 '13 at 13:24
It wor...
Change SQLite database mode to read-write
... This should be marked as the answer. In my case (A desktop app), it was related to Windows Compressing the database due to the main hard disk getting too low in space. I think windows will ask the user if he/she want to compress files in order to obtain space if the user says yes the...
Rails 4 LIKE query - ActiveRecord adds quotes
...ouse9 instances of % and _ inside search will not be sanitized, under this approach.
– Barry Kelly
Oct 30 '14 at 0:26
8
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How to add a delay for a 2 or 3 seconds [closed]
...tops the execution of the current thread for 2 seconds.
Probably the most appropriate scenario for Thread.Sleep is when you want to delay the operations in another thread, different from the main e.g. :
MAIN THREAD --------------------------------------------------------->
(UI, CONSOL...
Debugging doesn't start [closed]
When I hit F5 (debugging mode) nothing happens. Building works correctly, exe file I can launch properly, but can't start debug. Why?
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Take screenshots in the iOS simulator
I want to take a screenshot of my iOS application when it is running in the simulator, and save the screenshot on my Mac. How can I do this?
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IIS Express gives Access Denied error when debugging ASP.NET MVC
... enabled by setting
<windowsAuthentication enabled="true">
in the applicationhost.config file located at C:\Users[username]\Documents\IISExpress\config.
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ActiveRecord: List columns in table from console
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If you are comfortable with SQL commands, you can enter your app's folder and run rails db, which is a brief form of rails dbconsole. It will enter the shell of your database, whether it is sqlite or mysql.
Then, you can query the table columns using sql command like:
pragma table_i...