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Ruby on Rails and Rake problems: uninitialized constant Rake::DSL
I'm having a really frustrating issue: Rake is being dumb.
19 Answers
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What is the MySQL VARCHAR max size?
...er is subject to the maximum row size (65,535 bytes, which is shared among all columns) and the character set used.
However, note that the limit is lower if you use a multi-byte character set like utf8 or utf8mb4.
Use TEXT types inorder to overcome row size limit.
The four TEXT types are TINY...
In .NET, which loop runs faster, 'for' or 'foreach'?
...heaper
than looping on List using foreach
(which I believe, is what we all do).
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CSS image resize percentage of itself?
...img.fake is the same image.
Browser support note: This method will work in all browsers, because all browsers support css properties used in method.
The method works in this way:
#wrap and #wrap img.fake have flow
#wrap has overflow: hidden so that its dimensions are identical to inner image (img.f...
Modify SVG fill color when being served as Background-Image
... & height of a page and then use z-index css property to put it behind all the other DOM elements on a page.
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Why is address zero used for the null pointer?
...emory, because it means freeing the pointer again isn't dangerous; when I call malloc it returns a pointer with the value zero if it can't get me memory; I use if (p != 0) all the time to make sure passed pointers are valid, etc.
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Create a variable name with “paste” in R?
...oss: a <- rnorm(1); a - eval(parse(text=paste(a))) does not return 0 usually.
– user10307643
Oct 7 '19 at 13:31
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How to list all Git tags?
...<pattern>
List tags with names that match the given pattern (or all if no pattern is given).
Typing "git tag" without arguments, also lists all tags.
More recently ("How to sort git tags?", for Git 2.0+)
git tag --sort=<type>
Sort in a specific order.
Supported type...
Change / Add syntax highlighting for a language in Sublime 2/3
...ince Sublime Text 3 is using the .sublime-package zip file format to store all the default settings it's not very straightforward to edit the individual files.
Unfortunately, not all themes contain all scopes, so you'll need to play around with different ones to find one that looks good, and gives ...
How to use Fiddler to monitor WCF service
...k Tools | Fiddler Options => Connections => adjust the port as 8888.(allow remote if you need that)
Ok, then from file menu, capture the traffic.
That's all, but don't forget to remove the web.config lines after closing the fiddler, because if you don't it will make an error.
Reference : ht...