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What is a CSRF token ? What is its importance and how does it work?
... logged into your online banking at www.mybank.com
Assume a money transfer from mybank.com will result in a request of (conceptually) the form http://www.mybank.com/transfer?to=<SomeAccountnumber>;amount=<SomeAmount>. (Your account number is not needed, because it is implied by your logi...
URL Fragment and 302 redirects
...TP/1.1): Semantics and Content, has been published as a PROPOSED STANDARD. From the Changelog:
The syntax of the Location header field has been changed to allow all
URI references, including relative references and fragments, along
with some clarifications as to when use of fragments would n...
Calling clojure from java
Most of the top google hits for "calling clojure from java" are outdated and recommend using clojure.lang.RT to compile the source code. Could you help with a clear explanation of how to call Clojure from Java assuming you have already built a jar from the Clojure project and included it in the cl...
Cosmic Rays: what is the probability they will affect a program?
...
From Wikipedia:
Studies by IBM in the 1990s suggest that computers typically experience about one cosmic-ray-induced error per 256 megabytes of RAM per month.[15]
This means a probability of 3.7 × 10-9 per byte per mon...
What's the best way to trim std::string?
...lt;algorithm>
#include <cctype>
#include <locale>
// trim from start (in place)
static inline void ltrim(std::string &s) {
s.erase(s.begin(), std::find_if(s.begin(), s.end(), [](unsigned char ch) {
return !std::isspace(ch);
}));
}
// trim from end (in place)
sta...
How to move Jenkins from one PC to another
...cked on some node the URLs there are pointing to old jenkins as below: Run from slave command line: javaws old-jenkins-server:8080/computer/slaveMachine1/slave-agent.jnlp Or if the slave is headless: java -jar slave.jar -jnlpUrl old-jenkins-server:8080/computer/slaveMachine1/slave-agent.jnlp Now ...
Converting between java.time.LocalDateTime and java.util.Date
...ateTime.ofInstant(in.toInstant(), ZoneId.systemDefault());
Date out = Date.from(ldt.atZone(ZoneId.systemDefault()).toInstant());
Explanation:
(based on this question about LocalDate)
Despite its name, java.util.Date represents an instant on the time-line, not a "date". The actual data stored with...
Prevent HTML5 video from being downloaded (right-click saved)?
How can I disable "Save Video As..." from a browser's right-click menu to prevent clients from downloading a video?
20 Answ...
What is InputStream & Output Stream? Why and when do we use them?
...screen shouldn't matter. All that matters is that you receive information from the stream (or send information into that stream.)
InputStream is used for many things that you read from.
OutputStream is used for many things that you write to.
Here's some sample code. It assumes the InputStream in...
Writing a compiler in its own language
...sky. As of version 2.0, the compiler was completely re-written in Scala. From that point on, the old Pizza compiler could be completely discarded, due to the fact that the new Scala compiler could be used to compile itself for future iterations.
...