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Why does Git tell me “No such remote 'origin'” when I try to push to origin?
... files in the first place, and it has nothing to take a snapshot of. Therefore, Git creates no commit. Before attempting to commit, you should tell Git (for instance):
Hey Git, you see that README.md file idly sitting in my working directory, there? Could you put it under version control for me?...
How can I remove an element from a list?
....html
The key quote from there:
I do not find explicit documentation for R on how to remove elements from lists, but trial and error tells me
myList[[5]] <- NULL
will remove the 5th element and then "close up" the hole caused by deletion of that element. That suffles the index valu...
Shell - How to find directory of some command?
...nly commands that can be used are the ones that can be found on some directory set on PATH.
Even I don't know how to see what dirs are on my PATH variable (and this is another good question that could be answered), what I'd like to know is:
...
Android - Camera preview is sideways
...rdware see here but can be overcome by using the call to mCamera.setDisplayOrientation(degrees) available in API 8. So this is how I implement it:
public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
if (isPreviewRunning) {
mCamera.stopPrevie...
How to increase IDE memory limit in IntelliJ IDEA on Mac?
...m using IDEA 12 Leda on Mountain Lion. I wanted to increase the maximum memory that IDE can use. I set the VMOptions in Info.plist file to be
-Xmx2048m -ea -XX:+HeapDumpOnOutOfMemoryError -Xverify:none -Xbootclasspath/a:../lib/boot.jar
...
How do you design object oriented projects? [closed]
I'm working on a large project (for me) which will have many classes and will need to be extensible, but I'm not sure how to plan out my program and how the classes need to interact.
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Using Sinatra for larger projects via multiple files
...
Here is a basic template for Sinatra apps that I use. (My larger apps have 200+ files broken out like this, not counting vendor'd gems, covering 75-100 explicit routes. Some of these routes are Regexp routes covering an additional 50+ route patterns.)...
How to do a git diff on moved/renamed file?
...moved file when diffing. Using just git diff as knittl mentioned does not work for me.
So simply: git diff -M should do it.
The documentation for this switch is:
-M[<n>], --find-renames[=<n>]
Detect renames. If n is specified, it is a threshold on the similarity index
(...
apache redirect from non www to www
... have another <VirtualHost> section with ServerName www.example.com for your real server configuration. Apache automatically preserves anything after the / when using the Redirect directive, which is a common misconception about why this method won't work (when in fact it does).
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Can you get DB username, pw, database name in Rails?
I'm writing a rake task that does some DB work outside of Rails/ActiveRecord.
5 Answers
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