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how to detect search engine bots with php?
...ectory of Spider names
Then you use $_SERVER['HTTP_USER_AGENT']; to check if the agent is said spider.
if(strstr(strtolower($_SERVER['HTTP_USER_AGENT']), "googlebot"))
{
// what to do
}
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What is the difference between char s[] and char *s?
...
The difference here is that
char *s = "Hello world";
will place "Hello world" in the read-only parts of the memory, and making s a pointer to that makes any writing operation on this memory illegal.
While doing:
char s[] = ...
App Inventor 2 上传文件到服务器的方案全总结 - App Inventor 2 中文网 - ...
...# 后面的路径可以自己定义
api.add_resource(receive_pic,'/test')
if __name__ == '__main__':
app_port = 8081
app.run(host="0.0.0.0", port=app_port, debug=True)
复制代码参考：https://blog.csdn.net/heko220/article/details/97644883
How to exit from Python without traceback?
...t Exception:
traceback.print_exc(file=sys.stdout)
sys.exit(0)
if __name__ == "__main__":
main()
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Django: ImproperlyConfigured: The SECRET_KEY setting must not be empty
...ctor to avoid circular dependency. The exact solution is really fairly specific to your own code.
– Sam Svenbjorgchristiensensen
Feb 17 '14 at 22:10
6
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Run cURL commands from Windows console
...ble, but rather just need to e.g. see or save the results of a GET request now and again, can use powershell directly. From a normal command prompt, type:
powershell -Command "(new-object net.webclient).DownloadString('http://example.com')"
which, while a bit wordy, is similar to typing
curl htt...
Adding an arbitrary line to a matplotlib plot in ipython notebook
.... What about diagonal lines? I edited the question to add the diagonal bit now that you've shown me the h & v lines.
– JD Long
Oct 12 '12 at 17:51
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How to serve an image using nodejs
I have a logo that is residing at the public/images/logo.gif . Here is my nodejs code.
11 Answers
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Android ImageView Zoom-in and Zoom-Out
...with "return (float)Math.sqrt(x * x + y * y);" coz FloatMath is deprecated now. Cheers
– Nagaraj Alagusudaram
Oct 12 '15 at 12:00
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Truncating all tables in a Postgres database
...ote: Since table names are not unique per database, you have to schema-qualify table names to be sure. Also, I limit the function to the default schema 'public'. Adapt to your needs, but be sure to exclude the system schemas pg_* and information_schema.
Be very careful with these functions. They nu...