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Rake just one migration
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rake db:migrate:redo VERSION=xxxxxxx, but that will run the down and then the up step. You could do this in conjunction with commenting out the down step temporarily.
share
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Press alt + numeric in bash and you get (arg [numeric]) what is that?
...m you want to google for is:
"readline arguments"
This will lead to, for example, this chapter from the bash reference manual:
You can pass numeric arguments to Readline commands. Sometimes the argument acts as a repeat count, other times it is the sign of the argument that is significant. If you ...
What is the proper way to check for existence of variable in an EJS template (using ExpressJS)?
On the EJS github page, there is one and only one simple example:
https://github.com/visionmedia/ejs
13 Answers
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Android WebView style background-color:transparent ignored on android 2.2
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it doesn't work in android 3.x if you are using android:hardwareAccelerated="true"
– Macarse
Jul 28 '11 at 18:46
2
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Getting scroll bar width using JavaScript [duplicate]
...ffset width
Calculate scrollbar width based on gathered offsets
Working example here: http://jsfiddle.net/slavafomin/tsrmgcu9/
Update
If you're using this on a Windows (metro) App, make sure you set the -ms-overflow-style property of the 'outer' div to scrollbar, otherwise the width will not be ...
How to check String in response body with mockMvc
...N)
.content("{\"userName\":\"testUserDetails\",\"firstName\":\"xxx\",\"lastName\":\"xxx\",\"password\":\"xxx\"}"))
.andDo(MockMvcResultHandlers.print())
.andExpect(status().isBadRequest())
.andReturn();
String content = result.getResponse().getContent...
Parsing HTML using Python
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So that I can ask it to get me the content/text in the div tag with class='container' contained within the body tag, Or something similar.
try:
from BeautifulSoup import BeautifulSoup
except ImportError:
from bs4 import BeautifulSoup
html = #the HTML code you...
Android adb “Unable to open sync connection!”
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I was having exactly the same problem, but I already had my phone connected to the computer's USB port. Sometimes disconnecting and reconnecting the cord worked but then it stopped working completely.
However, disabling USB debugging on t...
Automatic exit from bash shell script on error [duplicate]
...ll script and I would find it useful if there was the ability to halt the execution of said shell script if any of the commands failed. See below for an example:
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What's HTML character code 8203?
...per the given code sample, the entity is entirely superfluous in this context. It must be inserted by some accident, most likely by a buggy editor trying to do smart things with whitespace or highlighting, or an enduser using a keyboard language wherein this character is natively been used, such as ...