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Fastest way to check if string contains only digits
... return false;
}
return true;
}
Will probably be the fastest way to do it.
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Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
... 31): Build fingerprint: 'generic/google_sdk/generic/:2.2/FRF91/43546:eng/test-keys'
I/DEBUG ( 31): pid: 351, tid: 351 %gt;%gt;%gt; /data/local/ndk-tests/crasher <<<
I/DEBUG ( 31): signal 11 (SIGSEGV), fault addr 0d9f00d8
I/DEBUG ( 31): r0 0000af88 r1 0000a008 r2 baad...
Get notified when UITableView has finished asking for data?
...the main thread will gets finish and so it will dispatch our method block
Tested in iOS7 and iOS8 and it works awesome;)
Update for iOS9: This just works fine is iOS9 also. I have created a sample project in github as a POC.
https://github.com/ipraba/TableReloadingNotifier
I am attaching the scre...
How does the “final” keyword in Java work? (I can still modify an object.)
...ance variables.
import java.util.ArrayList;
import java.util.List;
class Test {
private final List foo;
public Test() {
foo = new ArrayList();
foo.add("foo"); // Modification-1
}
public void setFoo(List foo) {
//this.foo = foo; Results in compile time error...
Install Application programmatically on Android
...
@android developer: I can't test this, at the moment, but on targetSdkVersion >= 24, the following applies: stackoverflow.com/questions/38200282/… so you have to use FileProvider.
– Lie Ryan
Nov 26 '16 at 10:0...
Permission denied on accessing host directory in Docker
...ate --driver local \
--opt type=none \
--opt device=/home/user/test \
--opt o=bind \
test_vol
# create on the fly with --mount
$ docker run -it --rm \
--mount type=volume,dst=/container/path,volume-driver=local,volume-opt=type=none,volume-opt=o=bind,volume-opt=device...
Find the extension of a filename in Ruby
...
Use extname method from File class
File.extname("test.rb") #=> ".rb"
Also you may need basename method
File.basename("/home/gumby/work/ruby.rb", ".rb") #=> "ruby"
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How can I check if a string is null or empty in PowerShell?
..., that what I'm saying and the example above shows it in action. What the test won't check for is IsNullOrWhitespace().
– Keith Hill
Dec 7 '12 at 16:06
3
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Having both a Created and Last Updated timestamp columns in MySQL 4.0
...itions in one table. Create both timestamp columns like so:
create table test_table(
id integer not null auto_increment primary key,
stamp_created timestamp default '0000-00-00 00:00:00',
stamp_updated timestamp default now() on update now()
);
Note that it is necessary to enter null ...
How to write a Unit Test?
I have a Java class. How can I unit test it?
5 Answers
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