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Meaning of epsilon argument of assertEquals for double values
...epsilon would be 0 (100% accuracy, no exceptions). If you want a margin of error (say for degrees) you could set epsilon to 1 meaning that, for example, 64.2° is the same as 64.8° (since abs(64.8-64.2) < 1)
– Pieter De Bie
Sep 25 '15 at 8:14
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rgdal package installation
...apt-file package and run :
$ sudo apt-file update
Then, when you get an error such as :
configure: error: proj_api.h not found in standard or given locations.
You can use the following command to find which package you must install to get the missing file :
$ apt-file search proj_api.h
libpro...
Is there any way to enforce typing on NSArray, NSMutableArray, etc.?
... into your array. There are scripts available that turn all warnings into errors which would prevent building.
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How to import load a .sql or .csv file into SQLite?
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It is giving error "cannot open db.sql",when I am using .read commond.
– Dory
Nov 24 '14 at 5:41
2
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System.BadImageFormatException: Could not load file or assembly (from installutil.exe)
...ying to install a Windows service using InstallUtil.exe and am getting the error message
15 Answers
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libevent+protobuf轻松搭建tcpserver - C/C++ - 清泛网 - 专注C/C++及内核技术
..._ev = bufferevent_new(client_fd, buffer_on_read, buffer_on_write,buffer_on_error, client);
client->total_len = 0;
client->cur_size = 0;
client->data = NULL;
bufferevent_enable(client->buf_ev, EV_READ|EV_WRITE);
}
void buffer_on_read(struct bufferevent *ev_buf, void *opqaue)
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Git stash: “Cannot apply to a dirty working tree, please stage your changes”
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I get "error: patch failed...patch does not apply" for one of the files. I wish it gave a merge conflict.
– Aleksandr Dubinsky
Jun 4 '14 at 18:04
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Difference between exit(0) and exit(1) in Python
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0 and 1 are the exit codes.
exit(0) means a clean exit without any errors / problems
exit(1) means there was some issue / error / problem and that is why the program is exiting.
This is not Python specific and is pretty common. A non-zero exit code is treated as an abnormal exit, and at ti...
How do you synchronise projects to GitHub with Android Studio?
...mote and everything should work through the GUI.
If you are getting the error: fatal: remote <remote_name> already exists that means you already added it. To see your remotes do git remote -v and git remote rm <remote_name> to remove.
See these pages for details:
http://www...
Deleting folders in python recursively
...t point to a directory (but not a symbolic link to a directory). If ignore_errors is true, errors resulting from failed removals will be ignored; if false or omitted, such errors are handled by calling a handler specified by onerror or, if that is omitted, they raise an exception."
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