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Is AsyncTask really conceptually flawed or am I just missing something?
...ep a WeekReference on your activity :
public class WeakReferenceAsyncTaskTestActivity extends Activity {
private static final int MAX_COUNT = 100;
private ProgressBar progressBar;
private AsyncTaskCounter mWorker;
@SuppressWarnings("deprecation")
@Override
public void on...
How to specify a multi-line shell variable?
...have quotes and variables in the text easily as well:
example output
$ ./test.sh
The text from the example function is:
Welcome dev: Would you "like" to know how many 'files' there are in /tmp?
There are " 38" files in /tmp, according to the "wc" command
test.sh
#!/bin/bash
function...
How to prevent browser page caching in Rails
...
Agreed, this is not a valid solution, tested with Rails 5.2 and Chrome 77. no-store is also needed.
– AndrewSouthpaw
Oct 25 '19 at 4:33
ad...
TCP loopback connection vs Unix Domain Socket performance
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This answer is wrong, when tested loopback tcp on modern linux is as fast and sometimes faster than UDS. can provide benchmark if required
– easytiger
Jun 18 '14 at 13:11
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How would one write object-oriented code in C? [closed]
...http) {
http->open = &httpOpen;
return 0;
}
And finally a test program to show it in action:
// Test program.
int main (void) {
int status;
tCommClass commTcp, commHttp;
// Same 'base' class but initialised to different sub-classes.
tcpInit (&commTcp);
ht...
Why is LINQ JOIN so much faster than linking with WHERE?
...pecify the relation, it has to create every possible combination, and then test the condition to see which combinations are relevant.
The Join method can set up a hash table to use as an index to quicky zip two tables together, while the Where method runs after all the combinations are already crea...
Converting datetime.date to UTC timestamp in Python
...ted that this ignores timezone information even for offset-aware datetime (tested for Python 2.7).
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Query for array elements inside JSON type
I'm trying to test out the json type in PostgreSQL 9.3.
I have a json column called data in a table called reports . The JSON looks something like this:
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Write to UTF-8 file in Python
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you can also use codecs.open('test.txt', 'w', 'utf-8-sig') instead
– beta-closed
Aug 24 '16 at 15:04
1
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“tag already exists in the remote" error after recreating the git tag
... tag to delete their "wrong tag" and replace it with the new "right tag".
Testing in Git 2.10/2.11 shows that retaining the old tag is the default behavior for clients running git fetch, and updating is the default behavior for clients running git fetch --tags.
(Original answer follows.)
When y...