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How to change color in markdown cells ipython/jupyter notebook?
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The "font" tag is now deprecated. You can use the "span" tag with the style attribute instead.
– Paul
2 days ago
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How to speed up insertion performance in PostgreSQL
...r data.
If you're using RAID 5 or RAID 6 for direct attached storage, stop now. Back your data up, restructure your RAID array to RAID 10, and try again. RAID 5/6 are hopeless for bulk write performance - though a good RAID controller with a big cache can help.
If you have the option of using a hard...
What CSS selector can be used to select the first div within another div
...lly? W3 says it will as long as a doctype is specified. (I honestly don't know though.)
– Josh Leitzel
Sep 19 '10 at 21:48
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Best practice to return errors in ASP.NET Web API
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Recently, after picking up Web API 2, for sending back general errors we now use the IHttpActionResult interface, specifically the built in classes for in the System.Web.Http.Results namespace such as NotFound, BadRequest when they fit, if they don't we extend them, for example a NotFound result w...
Why is Multiple Inheritance not allowed in Java or C#?
I know that multiple inheritance is not allowed in Java and C#. Many books just say, multiple inheritance is not allowed. But it can be implemented by using interfaces. Nothing is discussed about why it is not allowed. Can anybody tell me precisely why it is not allowed?
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How to send password securely over HTTP?
...urther and use caddyserver.com which calls letsencrypt in the background.
Now, once we got HTTPS out of the way...
You shouldn't send login and password via POST payload or GET parameters. Use an Authorization header (Basic access authentication scheme) instead, which is constructed as follows:
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How to implement WiX installer upgrade?
...add:
<RemoveExistingProducts Before="InstallInitialize" />
From now on whenever I install the product it removed previous installed versions.
Note: replace upgrade Id with your own GUID
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How to Rotate a UIImage 90 degrees?
...red Oct 11 '11 at 5:42
Peter SarnowskiPeter Sarnowski
11.6k55 gold badges3333 silver badges3333 bronze badges
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Remove blue border from css custom-styled button in Chrome
... custom-styled <button> tags. So with CSS, I said: border: none . Now it works perfectly in safari, but in chrome, when I click one of the buttons, it puts an annoying blue border around it. I thought button:active { outline: none } or button:focus { outline:none } would work, but neith...
Windows: How to specify multiline command on command prompt?
... file
echo Dumping SLN file contents
type "%%~T"
)
)
Now, you could use the line-continuation carat (^) and manually type it out like this, but warning, it's tedious and if you mess up you can learn the joy of typing it all out again.
Well, it won't work with just ^ thanks to ...