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How to create a CPU spike with a bash command
...irtual cores). You'll also want to stress the virtual ones for a full load test.
– Mast
May 21 '15 at 11:53
6
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How to set Oracle's Java as the default Java in Ubuntu?
...e's Java SE Development Kit as the system default Java just download the latest Java SE Development Kit from here then create a directory somewhere you like in your file system for example /usr/java now extract the files you just downloaded in that directory:
$ sudo tar xvzf jdk-8u5-linux-i586.tar....
PostgreSQL return result set as JSON array?
...
or combine json_agg with a cast:
SELECT json_agg(t)::jsonb FROM t
My testing suggests that aggregating them into an array first is a little faster. I suspect that this is because the cast has to parse the entire JSON result.
9.2
9.2 does not have the json_agg or to_json functions, so you nee...
How to remove frame from matplotlib (pyplot.figure vs matplotlib.figure ) (frameon=False Problematic
...10))
for item in [fig, ax]:
item.patch.set_visible(False)
with open('test.png', 'w') as outfile:
fig.canvas.print_png(outfile)
(Of course, you can't tell the difference on SO's white background, but everything is transparent...)
If you don't want to show anything other than the line, ...
Window.open and pass parameters by post method
... post a form to it.
Example:
<form id="TheForm" method="post" action="test.asp" target="TheWindow">
<input type="hidden" name="something" value="something" />
<input type="hidden" name="more" value="something" />
<input type="hidden" name="other" value="something" />
</f...
Selenium c# Webdriver: Wait Until Element is Present
... explicit waits. That can cause some unpredictable behavior leading to bad test results. Generally speaking, I would recommend using explicit waits over implicit waits.
– mrfreester
Dec 22 '16 at 19:26
...
What's so great about Lisp? [closed]
...ain class of errors so they don't happen at runtime. But you still need to test.
This article argues for dynamic typing along with more testing: Strong Typing vs. Strong Testing.
Hard to pick up.
There are actually two parts to this: learning and tools.
Lisp takes some effort to really "get", ...
How do I check if a string is unicode or ascii?
...nicode string may consist of purely characters in the ASCII range, and a bytestring may contain ASCII, encoded Unicode, or even non-textual data.
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Working Soap client example
...avax.xml.soap.*;
public class SOAPClientSAAJ {
// SAAJ - SOAP Client Testing
public static void main(String args[]) {
/*
The example below requests from the Web Service at:
http://www.webservicex.net/uszip.asmx?op=GetInfoByCity
To call other W...
Is using Random and OrderBy a good shuffle algorithm?
...ick of hearing from me on this, but I ran into a slight problem in my unit tests that you might want to be aware of. There's a quirk with ElementAt that makes it invoke the extension each time, giving unreliable results. In my tests I'm materializing the result before checking to avoid this.
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