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How was the first compiler written?
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Please read about compiler bootstrapping and the history of compiler writing
The idea is to write a very simple compiler directly in machine code, use it to write a more sophisticated compiler, use the second one to build a third o...
Can I install Python windows packages into virtualenvs?
...ge extension to .zip to see it's a valid zip file. I discovered this after reading answers to my question Where can I download binary eggs with psycopg2 for Windows?
UPDATE
As noted by Tritium21 in his answer nowadays you should use pip instead of easy_install. Pip can't install binary packages cr...
Remove the last three characters from a string
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read last 3 characters from string [Initially asked question]
You can use string.Substring and give it the starting index and it will get the substring starting from given index till end.
myString.Substring(myString.Lengt...
How to get the second column from command output?
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You don't need awk for that. Using read in Bash shell should be enough, e.g.
some_command | while read c1 c2; do echo $c2; done
or:
while read c1 c2; do echo $c2; done < in.txt
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How to fix: “UnicodeDecodeError: 'ascii' codec can't decode byte”
....txt", "r", encoding="utf-8") as my_file:
my_unicode_string = my_file.read()
my_unicode_string would then be suitable for passing to Markdown. If a UnicodeDecodeError from the read() line, then you've probably used the wrong encoding value.
CSV Files
The Python 2.7 CSV module does not supp...
How to reset Jenkins security settings from the command line?
... sudo service jenkins restart
– MonoThreaded
Nov 6 '14 at 20:23
10
To those who ca...
How to pass a parcelable object that contains a list of objects?
...according to documentation.
products = new ArrayList<Product>();
in.readList(products, Product.class.getClassLoader());
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Why doesn't await on Task.WhenAll throw an AggregateException?
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I don't exactly remember where, but I read somewhere that with new async/await keywords, they unwrap the AggregateException into the actual exception.
So, in catch block, you get the actual exception and not the aggregated one. This helps us write more natural an...
How does OAuth 2 protect against things like replay attacks using the Security Token?
...on it (the chef, not the donut): "Tell them Olaf sent you". His name was already on the note, so I don't know what the point of saying that was, but ok.
I drove an hour and a half to my bank. I handed the note to the teller; I told her Olaf sent me. She gave me one of those looks, the kind that say...
NGINX to reverse proxy websockets AND enable SSL (wss://)?
...pgrade $http_upgrade;
proxy_set_header Connection "upgrade";
proxy_read_timeout 86400;
}
You can also check the nginx changelog and the WebSocket proxying documentation.
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