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Is git's semi-secret empty tree object reliable, and why is there not a symbolic name for it?
...b and empty tree values so they can be used.
So t/oid-info/hash-info now includes:
rawsz sha1:20
rawsz sha256:32
hexsz sha1:40
hexsz sha256:64
zero sha1:0000000000000000000000000000000000000000
zero sha256:0000000000000000000000000000000000000000000000000000000000000000
algo sha1:sha1
algo sha...
Sending emails in Node.js? [closed]
...ions about how to install and use the basic functionality of Nodemailer is included in this link.
I personally had trouble installing Nodemailer using npm, so I just downloaded the source. There are instructions for both the npm install and downloading the source.
This is a very simple module to ...
What characters can be used for up/down triangle (arrow without stem) for display in HTML?
...r ▲ and ▼ use ▲ and ▼ respectively if you cannot include Unicode characters directly (use UTF-8!).
Note that the font support for the smaller versions is not as good. Better to use the large versions in smaller font.
More Unicode arrows are at:
http://en.wikipedia.org/w...
Difference between static and shared libraries?
... API (application programming interface: function signatures and variables including types), but implementation-side functionality may differ in more than perf.: e.g. function always logs to file -> also log to TCP server:port expected in $MY_APP_LOG_SERVER.
– Tony Delroy
...
Pry: show me the stack
...ample, if my project name were archie I'd use:
caller.select {|line| line.include? "archie" }
Which gives me the stack trace I'm looking for.
A shorter way would be:
caller.select {|x| x["archie"] }
Which works just as well.
...
How do I generate random integers within a specific range in Java?
...() generates a double value in the range [0,1). Notice this range does not include the 1.
In order to get a specific range of values first, you need to multiply by the magnitude of the range of values you want covered.
Math.random() * ( Max - Min )
This returns a value in the range [0,Max-Min),...
Difference between View and table in sql
...since they do not store actual data.
Additional data security: Views can include only certain columns in the table so that only the non-sensitive columns are included and exposed to the end user. In addition, some databases allow views to have different security settings, thus hiding sensitive dat...
Spring schemaLocation fails when there is no internet connection
...e classpath. The Spring core JAR has a schema->filename mapping that is included in the JAR. If it cannot resolve this it'll go to the web.
– Alex
May 17 '12 at 8:00
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How to get share counts using graph API
...
The number of likes of this URL
The number of shares of this URL (this includes copy/pasting a link back to Facebook)
The number of likes and comments on stories on Facebook about this URL
The number of inbox messages containing this URL as an attachment.
So getting the Like Button number is p...
How to get subarray from array?
... = [1, 2, 3, 4, 5];
// slice from 1..3 - add 1 as the end index is not included
const ar2 = ar.slice(1, 3 + 1);
console.log(ar2);
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