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Adding information to an exception?
....message +
' happens at %s' % arg1), sys.exc_info()[2]
bar('arg1')
Traceback (most recent call last):
File "test.py", line 16, in <module>
bar('arg1')
File "test.py", line 11, in bar
foo()
File "test.py", line 5, in foo
raise IOError('Stuff...
Difference between Destroy and Delete
... about your models callbacks then use destroy_all
From the official docs
http://apidock.com/rails/ActiveRecord/Base/destroy_all/class
destroy_all(conditions = nil) public
Destroys the records matching conditions by instantiating each record
and calling its destroy method. Each object’...
javascript: pause setTimeout();
...
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What is in your .vimrc? [closed]
...ion! Browser ()
let line = getline (".")
let line = matchstr (line, "http[^ ]*")
exec "!konqueror ".line
endfunction
"}}}
"{{{Theme Rotating
let themeindex=0
function! RotateColorTheme()
let y = -1
while y == -1
let colorstring = "inkpot#ron#blue#elflord#evening#koehler#murp...
Regular expression \p{L} and \p{N}
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to track child process using strace?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Determine if Android app is being used for the first time
...dPreferences saving. Here's a link to a SO question on that: stackoverflow.com/questions/7296163/… and here's the ticket on google code: code.google.com/p/android/issues/detail?id=14359
– Francesco Rigoni
Mar 9 '12 at 8:07
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Setting Windows PowerShell environment variables
... found out that setting the PATH environment variable affects only the old command prompt. PowerShell seems to have different environment settings. How do I change the environment variables for PowerShell (v1)?
...
How to check 'undefined' value in jQuery
... variable or other unevaluated operand. The main advantage of this method, compared to if (value === undefined) { ... }, is that typeof will never raise an exception in case if variable value does not exist.
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