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About .bash_profile, .bashrc, and where should alias be written in? [duplicate]
...!), shell options with set and shopt, etc. For an example, see: My .bashrc
Now, as part of UNIX peculiarity, a login-shell does NOT execute ~/.bashrc but only ~/.profile or ~/.bash_profile, so you should source that one manually from the latter. You'll see me do that in my ~/.profile too: source ~/...
Difference between a “coroutine” and a “thread”?
...ore machines, that concurrency was simulated with some help from the OS -- nowadays, since so many machines are multi-CPU and/or multi-core, threads will de facto be executing simultaneously, not just "conceptually").
share
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How to dynamically create CSS class in JavaScript and apply?
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Pretty sure this results in a unknown runtime error in IE 8 and less.
– Andy Hume
Oct 31 '11 at 10:52
1
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How to tell PowerShell to wait for each command to end before starting the next?
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My bad. Start-Process -Wait works great, but now I see it this is not what I was looking for... I'm actually seeking to wait until the vm to finishes booting. I imagine that's going to be tough. I suppose I'll have to find a new thread for that. Thanks but.
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How to make an Android device vibrate?
I wrote an Android application. Now, I want to make the device vibrate when a certain action occurs. How can I do this?
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Why can't I see the “Report Data” window when creating reports?
...the toolbox, and add controls to the report, but the "Report Data" pane is nowhere to be found, so I can't fill the controls on my report. However, if I run the solution, the "Report Data" pane appears, and I can drag fields on to my report, however the Toolbox contains no controls while I'm runnin...
What does auto&& tell us?
...fact that it was originally either an lvalue or an rvalue, your code says: Now that I've got your object from either an lvalue or rvalue expression, I want to preserve whichever valueness it originally had so I can use it most efficiently - this might invalidate it. As in:
auto&& var = some...
Is it safe to use Project Lombok? [closed]
In case you don't know Project Lombok helps with some of the annoyances of Java with stuff like generating getters and setters with annotations and even simple JavaBean like generation with @Data . It could really help me, especially in 50 different event objects where you have up to 7 differen...
Rails - How to use a Helper Inside a Controller
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Note: This was written and accepted back in the Rails 2 days; nowadays grosser's answer is the way to go.
Option 1: Probably the simplest way is to include your helper module in your controller:
class MyController < ApplicationController
include MyHelper
def xxxx
@comments...
Vertically align text within a div [duplicate]
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Update April 10, 2016
Flexboxes should now be used to vertically (or even horizontally) align items.
body {
height: 150px;
border: 5px solid cyan;
font-size: 50px;
display: flex;
align-items: center; /* Vertical center alignment */
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