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What is the difference between a var and val definition in Scala?
...intln("f did something to x")
This becomes particularly important with multithreaded systems. In a multithreaded system, the following can happen:
x = new B(1)
f(x)
if (x.value.value == 1) {
print(x.value.value) // Can be different than 1!
}
If you use val exclusively, and only use immutable ...
Call an activity method from a fragment
... Using the fragment's interface(which is also the safe way to do fragment->activity comm as explained above) you can call a method that's in your fragment from your activity as well if you want to take an action based on your fragment->activity comm.
– Kerem
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How can I see incoming commits in git? [duplicate]
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From git manpage: > New users are encouraged to use git-log[1] instead. The whatchanged command is essentially the same as git-log[1] but defaults to show the raw format diff output and to skip merges. > The command is kept primarily for ...
Object of custom type as dictionary key
...x.__hash__() like that is also wrong, because it can produce incorrect results: pastebin.com/C9fSH7eF
– Rosh Oxymoron
Feb 4 '11 at 20:32
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AppStore - App status is ready for sale, but not in app store
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Yess!! it did it. after that head to: App Information > Additional Information > View on App Store
– Kash
Apr 10 '19 at 6:35
2
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How to determine device screen size category (small, normal, large, xlarge) using code?
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Could you use >= to get screens large or greater?
– Andrew S
Nov 11 '16 at 3:27
add a comment
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Android: HTTP communication should use “Accept-Encoding: gzip”
...[] codecs = ceheader.getElements();
for (int i = 0; i < codecs.length; i++) {
if (codecs[i].getName().equalsIgnoreCase("gzip")) {
response.setEntity(
new GzipDecompressingEntity(response.ge...
Import an existing git project into GitLab?
...o 10.0.100.89:8496/project/james-project.git ! [remote rejected] master -> master (pre-receive hook declined)
– James Hirschorn
Jun 3 '19 at 16:01
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Invalid argument supplied for foreach()
... but an array with one element containing the boolean value as an int: [0=>0] or [0=>1].
I wrote a quick test to present this problem.
(Here is a backup Test in case the first test url fails.)
Included are tests for: null, false, true, a class, an array and undefined.
Always test your in...
Spring boot @ResponseBody doesn't serialize entity id
... how spring-boot-starter-data-rest works by default. See my SO question -> While using Spring Data Rest after migrating an app to Spring Boot, I have observed that entity properties with @Id are no longer marshalled to JSON
To customize how it behaves, you can extend RepositoryRestConfigurerAda...