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What is INSTALL_PARSE_FAILED_NO_CERTIFICATES error?
...adb.device.arg=-d -v release install
[signjar] Executing 'C:\Program Files\Java\jdk1.7.0_03\bin\jarsigner.exe' with arguments:
[signjar] '-keystore'
[signjar] 'C:\cygwin\home\Chloe\pairfinder\release.keystore'
[signjar] '-signedjar'
[signjar] 'C:\cygwin\home\Chloe\pairfinder\bin\PairFinder-release-u...
What does it mean to “program to an interface”?
... I didn't understand why you needed them. If we're using a language like Java or C#, we already have inheritance and I viewed interfaces as a weaker form of inheritance and thought, "why bother?" In a sense I was right, you can think of interfaces as sort of a weak form of inheritance, but beyond...
Parse a URI String into Name-Value Collection
...;
query_pairs.get(key).add(value);
}
return query_pairs;
}
UPDATE Java8 version
public Map<String, List<String>> splitQuery(URL url) {
if (Strings.isNullOrEmpty(url.getQuery())) {
return Collections.emptyMap();
}
return Arrays.stream(url.getQuery().split("&am...
Why does Double.NaN==Double.NaN return false?
...
NaN means "Not a Number".
Java Language Specification (JLS) Third Edition says:
An operation that overflows produces a signed infinity, an operation that underflows produces a denormalized value or a signed zero, and an operation that has no mathe...
What and where are the stack and heap?
... as scratch space". Cool. But where is it actually "set aside" in terms of Java memory structure?? Is it Heap memory/Non-heap memory/Other (Java memory structure as per betsol.com/2017/06/… )
– Jatin Shashoo
Jul 22 '18 at 6:22
...
Get operating system info
.../BrowserNews/res_sniff.htm
How can I target only Internet Explorer 11 with JavaScript?
http://en.wikipedia.org/wiki/Trident_%28layout_engine%29
https://stackoverflow.com/a/17907562/1415724
http://msdn.microsoft.com/en-us/library/ie/bg182625(v=vs.110).aspx
An article on MSDN Blogs
An article on NCZOn...
Showing the stack trace from a running Python application
...what is most interesting is to dump all the stacks (which is more like the Java's dump). Here is an implementation based on this blog:
import threading, sys, traceback
def dumpstacks(signal, frame):
id2name = dict([(th.ident, th.name) for th in threading.enumerate()])
code = []
for thr...
Does “\d” in regex mean a digit?
...
For Persian and Arabic , in java and javascript engines, use \p{Nd}
– Alireza Fattahi
Nov 16 '13 at 13:57
6
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Different ways of loading a file as an InputStream
...e.txt") will look for a file in your classpath at the following location: "java/lang/myfile.txt". If your path starts with a /, then it will be considered an absolute path, and will start searching from the root of the classpath. So calling String.class.getResourceAsStream("/myfile.txt") will look a...
Reading InputStream as UTF-8
...fferedReader(new InputStreamReader(url.openStream(), "UTF-8"));
or since Java 7:
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream(), StandardCharsets.UTF_8));
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