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Techniques for Tracing Constraints
... and GHC complains could not deduce x ~ y for some x and y . You can usually throw GHC a bone and simply add the isomorphism to the function constraints, but this is a bad idea for several reasons:
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Pry: show me the stack
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Use the pry-stack_explorer plugin, it allows you to move up and down the call-stack (with up and down), display the callstack (with show-stack), and so on:
see here:
Frame number: 0/64
From: /Users/johnmair/ruby/rails_projects/personal_site/app/controllers/pos...
How to detect if CMD is running as Administrator/has elevated privileges?
...tended your solution a bit and posted it here since that's the one I originally came across. Thanks! stackoverflow.com/questions/4051883/…
– blak3r
Jan 24 '12 at 22:48
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How can I append a string to an existing field in MySQL?
I want to update the code on all my record to what they currently are plus _standard any ideas?
2 Answers
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Pretty Printing a pandas dataframe
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I've just found a great tool for that need, it is called tabulate.
It prints tabular data and works with DataFrame.
from tabulate import tabulate
import pandas as pd
df = pd.DataFrame({'col_two' : [0.0001, 1e-005 , 1e-006, 1e-007],
'column_3' : ['ABCD', ...
View the change history of a file using Git versioning
... edited Sep 21 '16 at 8:17
Toby Allen
10.4k1010 gold badges6767 silver badges119119 bronze badges
answered Aug 24 '09 at 12:05
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Restore the state of std::cout after manipulating it
...lude <iostream> or #include <ios> then when required:
std::ios_base::fmtflags f( cout.flags() );
//Your code here...
cout.flags( f );
You can put these at the beginning and end of your function, or check out this answer on how to use this with RAII.
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Sorting an IList in C#
...ting problem today. We have a WCF web service that returns an IList. Not really a big deal until I wanted to sort it.
15 An...
How do I write a bash script to restart a process if it dies?
...crashing on your hands. The sleep 1 takes away the strain from that.
Now all you need to do is start this bash script (asynchronously, probably), and it will monitor myserver and restart it as necessary. If you want to start the monitor on boot (making the server "survive" reboots), you can sched...
Default parameters with C++ constructors [closed]
...ks in their favor.
One thing to watch out for is if you have defaults for all but one parameter, your class can be implicitly converted from that parameter type. Check out this thread for more info.
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