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pycharm convert tabs to spaces automatically
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Change the code style to use spaces instead of tabs:
Then select a folder you want to convert in the Project View and use Code | Reformat Code.
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ssl_error_rx_record_too_long and Apache SSL [closed]
...ight on the money for me. It suggested changing the virtual host tag, ie, from <VirtualHost myserver.example.com:443> to <VirtualHost _default_:443>
Error code: ssl_error_rx_record_too_long
This usually means the implementation of SSL on your server is not correct. The error is...
How can I find out the total physical memory (RAM) of my linux box suitable to be parsed by a shell
...on your use case, you might also want to know if the 8G in the system come from 2x4GB sticks or 4x2GB sticks.
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Git Push Error: insufficient permission for adding an object to repository database
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For Ubuntu (or any Linux)
From project root,
cd .git/objects
ls -al
sudo chown -R yourname:yourgroup *
You can tell what yourname and yourgroup should be by looking at the permissions on the majority of the output from that ls -al command
Note: re...
How to create a GUID/UUID in Python
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Copied from : https://docs.python.org/2/library/uuid.html (Since the links posted were not active and they keep updating)
>>> import uuid
>>> # make a UUID based on the host ID and current time
>>> uuid....
How to log a method's execution time exactly in milliseconds?
...t64_t elapsedMTU = endTime - startTime;
// Get information for converting from MTU to nanoseconds
mach_timebase_info_data_t info;
if (mach_timebase_info(&info))
handleErrorConditionIfYoureBeingCareful();
// Get elapsed time in nanoseconds:
const double elapsedNS = (double)elapsedMTU * (doub...
How do I write a correct micro-benchmark in Java?
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Tips about writing micro benchmarks from the creators of Java HotSpot:
Rule 0: Read a reputable paper on JVMs and micro-benchmarking. A good one is Brian Goetz, 2005. Do not expect too much from micro-benchmarks; they measure only a limited range of JVM perfor...
update columns values with column of another table based on condition [duplicate]
...ble1.id = table2.id
You can also try this:
UPDATE table1
SET price=(SELECT price FROM table2 WHERE table1.id=table2.id);
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How to get duplicate items from a list using LINQ? [duplicate]
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var duplicates = lst.GroupBy(s => s)
.SelectMany(grp => grp.Skip(1));
Note that this will return all duplicates, so if you only want to know which items are duplicated in the source list, you could apply Distinct to the resulting sequence or use the solution...
Horizontal ListView in Android?
...he ListView horizontally? I have done this using a gallery view, but the selected item comes to the center of the screen automatically. I don't want the selected item at the same spot I clicked. How can I rectify this problem? My idea was to set the ListView with a horizontal scroll. Share your ...