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...e('meta')[0].charset, but this only returns the character encoding you specified, not the encoding that IE is actually using."
– hotshot309
Jun 5 '12 at 13:51
7
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How to catch curl errors in PHP
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You can use the curl_error() function to detect if there was some error. For example:
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $your_url);
curl_setopt($ch, CURLOPT_FAILONERROR, true); // Required for HTTP error codes to be reported via our call to curl_error($ch)
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Determine path of the executing script
...passed by Rscript to the actual R interpreter and search them for --file=. If your script was launched from the path or if it was launched with a full path, the script.name below will start with a '/'. Otherwise, it must be relative to the cwd and you can concat the two paths to get the full path.
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Argparse optional positional arguments?
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Use nargs='?' (or nargs='*' if you will need more than one dir)
parser.add_argument('dir', nargs='?', default=os.getcwd())
extended example:
>>> import os, argparse
>>> parser = argparse.ArgumentParser()
>>> parser.add_arg...
pyplot axes labels for subplots
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ax.grid(False) or plt.grid(False) is also needed if the global plotting parameters include a (visible) grid.
– Næreen
Oct 17 '17 at 17:31
3
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Execute Python script via crontab
...e and follow the tutorial here.
Look at point 3 for a guide on how to specify the frequency.
Based on your requirement, it should effectively be:
*/10 * * * * /usr/bin/python script.py
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i...
Eclipse RCP开发桌面程序 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...Workbench(display, new ApplicationWorkbenchAdvisor());
5 if (returnCode == PlatformUI.RETURN_RESTART) {
6 return IPlatformRunnable.EXIT_RESTART;
7 }
8 return IPlatformRunnable.EXIT_OK;
9 } finally {
10 ...
.toArray(new MyClass[0]) or .toArray(new MyClass[myList.size()])?
...rray consistently outperforms the version with a presized array. Note that if you can reuse an existing array of the correct size, the result may be different.
Benchmark results (score in microseconds, smaller = better):
Benchmark (n) Mode Samples Score Error Units
c.a...
Difference between JAX-WS, Axis2 and CXF
What is the difference between:
4 Answers
4
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How to calculate percentage with a SQL statement
... the table will be scanned twice. Also the query will not look that simple if there is more than one table referenced.
– Alex Aza
May 19 '11 at 21:15
14
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