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Matplotlib (pyplot) savefig outputs blank image
...values that depend whether or not T0 exists.
Second, after plt.show() is called, a new figure is created. To deal with this, you can
Call plt.savefig('tessstttyyy.png', dpi=100) before you call plt.show()
Save the figure before you show() by calling plt.gcf() for "get current figure", then you ca...
JavaScript OOP in NodeJS: how?
...onstructor.apply( this, arguments );
}
//Pointless override to show super calls
//note that for performance (e.g. inlining the below is impossible)
//you should do
//method.$getAge = _super.getAge;
//and then use this.$getAge() instead of super()
method.getAge = function() {
return _super.getAge...
What are the rules for the “…” token in the context of variadic templates?
...template parameter pack if it appears on the right side of an expression (call this expression pattern for a moment), or it's a pack argument if it appears on left side of the name:
...thing // pack : appears as template arguments
thing... // unpack : appears when consuming the arguments
The ru...
New Array from Index Range Swift
...
Pedantic point, but this isn't really casting the Slice to an Array, but rather creating a new array from a slice. A cast would use the as operator: numbers as Array which would result in an error.
– j b
Jun 10 '14 at 9...
How to Select Columns in Editors (Atom,Notepad++, Kate, VIM, Sublime, Textpad,etc) and IDEs (NetBean
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And it is called "Block Selection Mode" in Kate, if you, like me, were searching for it in the Edit menu.
– ReneSac
Apr 19 '15 at 20:52
...
Simple Log to File example for django 1.3+
...ogfile'],
'level': 'DEBUG',
},
}
}
Now what does all of this mean?
Formaters I like it to come out as the same style as ./manage.py runserver
Handlers - I want two logs - a debug text file, and an info console. This allows me to really dig in (if needed) and look at a te...
通过FastCGI Cache实现服务降级 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... }
location ~ \.php$ {
set $cache_key $request_method://$host$request_uri;
set $cache_bypass "1";
if ($arg_failover = "1") {
set $cache_bypass "0";
}
try_files $uri =404;
include fastcgi.conf;
fastcgi_pass ph...
MySQL “NOT IN” query
I wanted to run a simple query to throw up all the rows of Table1 where a principal column value is not present in a column in another table ( Table2 ).
...
Is it better to use std::memcpy() or std::copy() in terms to performance?
...y.
I wrote a C++ SHA-2 implementation. In my test, I hash 5 strings using all four SHA-2 versions (224, 256, 384, 512), and I loop 300 times. I measure times using Boost.timer. That 300 loop counter is enough to completely stabilize my results. I ran the test 5 times each, alternating between the m...
Filter by process/PID in Wireshark
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I don't see how. The PID doesn't make it onto the wire (generally speaking), plus Wireshark allows you to look at what's on the wire - potentially all machines which are communicating over the wire. Process IDs aren't unique across different machines, anyway.
...