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“CAUTION: provisional headers are shown” in Chrome debugger
...to net-internals
You can view Recorded Log file Here https://netlog-viewer.appspot.com/#import
click on events (###) and use the textfield to find the event related to your resource (use parts of the URL).
Finally, click on the event and see if the info shown tells you something.
For Older Version...
Thread Safety in Python's dictionary
...mic operations, there are corner cases where they aren’t atomic (e.g. if __hash__ or __eq__ are implemented as Python methods) and their atomicity should not be relied upon. Neither should you rely on atomic variable assignment (since this in turn depends on dictionaries).
Use the Queue module's Q...
Running python script inside ipython
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from within the directory of "my_script.py" you can simply do:
%run ./my_script.py
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Linux - Replacing spaces in the file names
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This should do it:
for file in *; do mv "$file" `echo $file | tr ' ' '_'` ; done
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“A project with an Output type of Class Library cannot be started directly”
...ould add to your solution a new project with Output Type of either Console Application or Windows Application (VS Add Project wizard will offer you different templates of Projects).
In the newly added project, you can implement logic to test your Class Library.
Output type of the project you can f...
ASP.NET Web API OperationCanceledException when browser cancels the request
...s a cancelled task like an unhandled exception (it logs the problem in the Application event log).
In the meantime, you could try something like the code below. It adds a top-level message handler that removes the content when the cancellation token fires. If the response has no content, the bug sh...
Check if PHP session has already started
...om a page that doesn't have session started. Therefore when I have session_start() on this script I sometimes get the error message for "session already started". For that I've put these lines:
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Codeigniter - no input file specified
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change above line according to your application directory like if you application is not on root directory , write following code in place of above line RewriteRule ^(.*)$ /sub-directory/index.php?/$1 [L,QSA]
– skovy
Oct 2...
What is the _snowman param in Ruby on Rails 3 forms for?
...n Ruby on Rails 3 (currently using Beta 4), I see that when using the form_tag or form_for helpers there is a hidden field named _snowman with the value of ☃ ( Unicode \x9731) showing up.
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Transposing a NumPy array
...range(10) then a is array([0, 1, 2, 3, 4, 5, 6, 7, 8, 9]) as produced by a.__repr__(). This is a 1-dimensional (i.e. a.ndim --> 1) vector as indicated by the square brackets []. The array( ... ) is not seen when you do either print(a) or a.__str__().
– dtlussier
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