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How do I handle too long index names in a Ruby on Rails ActiveRecord migration?
...archable"} in this case the index was in fact a multi-column(searchable_id and searchable_type) and the addition of the namespace in the generated name became very long.
– mkrinblk
Jan 3 '17 at 22:56
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项目管理实践【三】每日构建【Daily Build Using CruiseControl.NET and MS...
...目管理实践【三】每日构建【Daily Build Using CruiseControl.NET and MSBuild】在上一篇项目管理实践教程二、源代码控制【Source Control Using VisualSVN Server and TortoiseSVN】中我们已经讲解了如何使用Torto 在上一篇项目管理实践教程二、源代码...
How can I get a resource content from a static context?
...f Application, for instance public class App extends Application {
Set the android:name attribute of your <application> tag in the AndroidManifest.xml to point to your new class, e.g. android:name=".App"
In the onCreate() method of your app instance, save your context (e.g. this) to a static f...
How to color the Git console?
...the Unix & Linux Stackexchange question How to colorize output of git? and the answer by @Evgeny:
git config --global color.ui auto
The color.ui is a meta configuration that includes all the various color.* configurations available with git commands. This is explained in-depth in git help ...
Hosting ASP.NET in IIS7 gives Access is denied?
...re are. You also have IIS_IUSR (or is that what you meant with IIS_IUser?) and you can also add the application pool.
– reaper_unique
Jan 4 '13 at 23:20
2
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git checkout tag, git pull fails in branch
I have cloned a git repository and then checked out a tag:
14 Answers
14
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How to remove underline from a link in HTML?
...parating your CSS means more than aliasing css in your html. Eg class="big-and-red" is aliasing not seperation. class="meaningful-domain-item" then css .meaningful-domain-item { //big and red } is. This answer sufficient to remind me which tag to use in my css +1.
– Nathan Coop...
Replace a value in a data frame based on a conditional (`if`) statement
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Easier to convert nm to characters and then make the change:
junk$nm <- as.character(junk$nm)
junk$nm[junk$nm == "B"] <- "b"
EDIT: And if indeed you need to maintain nm as factors, add this in the end:
junk$nm <- as.factor(junk$nm)
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psql: FATAL: role “postgres” does not exist
...ep is to check the missing role: What is the output within psql of the command \du ? On my Ubuntu system the relevant line looks like this:
List of roles
Role name | Attributes | Member of
-----------+-----------------------------------+-------...
How to access the GET parameters after “?” in Express?
...e value I'm looking for.
req.params refers to items with a ':' in the URL and req.query refers to items associated with the '?'
Example:
GET /something?color1=red&color2=blue
Then in express, the handler:
app.get('/something', (req, res) => {
req.query.color1 === 'red' // true
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