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How to calculate “time ago” in Java?
...add some more description to your answer, link only answer is not good for now.
– Ajay S
May 11 '14 at 19:00
@Somatik ...
What is the purpose of a self executing function in javascript?
... in javascript is to wrap it in a function:
function main() {
// We are now in our own sound-proofed room and the
// character-converter libarary's name() function can exist at the
// same time as ours.
var userName = "Sean";
console.log(name());
function name() {
return userN...
What are Aggregates and PODs and how/why are they special?
...
How to read:
This article is rather long. If you want to know about both aggregates and PODs (Plain Old Data) take time and read it. If you are interested just in aggregates, read only the first part. If you are interested only in PODs then you must first read the definition, implic...
Strings in a DataFrame, but dtype is object
...
can I get datatype returned as string, somehow. I know I can always use type(df["column"].iloc[0]), but it may so happen that it is nan
– user1953366
Apr 28 '19 at 8:12
...
How do I edit an existing tag message in git?
...
To update a complex message, just specify the annotated tag option with -a or the signed tag option with -s:
git tag <tag name> <tag name>^{} -f -a
This will open an editor with the contents of your old tag message.
...
How to scale down a range of numbers with a known min and max value
...n
which is what we want. So we need to do a translation and a scaling. Now if instead we want to get arbitrary values of a and b, we need something a little more complicated:
(b-a)(x - min)
f(x) = -------------- + a
max - min
You can verify that putting in min for x now give...
ActiveRecord: size vs count
... can find the number of records using both Model.size and Model.count . If you're dealing with more complex queries is there any advantage to using one method over the other? How are they different?
...
iPhone App Minus App Store?
...r AccelerometerGraph.app root@jasoniphone:/Applications/
Let SpringBoard know the new application has been installed:
ssh mobile@jasoniphone.local uicache
This only has to be done when you add or remove applications. Updated applications just need to be relaunched.
To make life easier for y...
Open Sublime Text from Terminal in macOS
...lling, etc.) OR that Sublime Text isn't installed!
Check ".bash_profile":
Now it's time to create your symbolic link in your PATH folder, BUT, before we do, let's check your profile file by using nano ~/.bash_profile. These are the following lines that pertain to having subl work on the command lin...
Node.js + Nginx - What now?
I've set up Node.js and Nginx on my server. Now I want to use it, but, before I start there are 2 questions:
12 Answers
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