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How do I access my SSH public key?
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cat ~/.ssh/id_rsa.pub or cat ~/.ssh/id_dsa.pub
You can list all the public keys you have by doing:
$ ls ~/.ssh/*.pub
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How to make a phone call using intent in Android?
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You can use Intent.ACTION_DIAL instead of Intent.ACTION_CALL. This shows the dialer with the number already entered, but allows the user to decide whether to actually make the call or not. ACTION_DIAL does not require the CALL_PHONE permission.
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Moving Files into a Real Folder in Xcode
...to the project. In that case you'd have to track which ones you removed in order to restore them, or something similar.
– Matthew Frederick
Jul 5 '11 at 2:22
11
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Convert Unix timestamp to a date string
...standard Perl solution is:
echo $TIMESTAMP | perl -nE 'say scalar gmtime $_'
(or localtime, if preferred)
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How to escape apostrophe (') in MySql?
...equences looks pretty similar.)
I think the Postgres note on the backslash_quote (string) parameter is informative:
This controls whether a quote mark can be represented by \' in a string literal. The preferred, SQL-standard way to represent a quote mark is by doubling it ('') but PostgreSQL ha...
Unignore subdirectories of ignored directories in Git
...EP_ME/*' >> .gitignore
git status -u
Shows no untracked files.
In order to get it to work, you need to ignore all files under the uploads/ tree (uploads/**/*, not just the top level, uploads/*) and then add all parent directories of the tree you want to keep
echo '/uploads/**/*' > .giti...
Why does mongoose always add an s to the end of my collection name
...static get schema () {
var schema = mongoose.Schema({
_id : {
type: String
},
Name: {
type: String,
required: true
},
Age: {
type: Number,
required: tr...
What is Normalisation (or Normalization)?
...omalies, meaning that you have to decompose and scan individual values in order to find what you are looking for. For example, if one of the values is the string "Ford, Cadillac" as given by an earlier response, and you are looking for all the ocurrences of "Ford", you are going to have to break...
Eclipse JUNO doesn't start
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that fixed it for me:
rm YOUR_WORKSPACE/.metadata/.plugins/org.eclipse.core.resources/.snap
credit:
http://www.metod.si/job-found-still-running-after-platform-shutdown-eclipse/
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Why is address zero used for the null pointer?
... code you will still continue to designate null-pointers by constant 0. In order to assign a null-pointer value to a given pointer, you will continue to use expressions like p = 0. It is the compiler's responsibility to realize what you want and translate it into the proper null-pointer value repres...