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Why does the order in which libraries are linked sometimes cause errors in GCC?
...ne important detail to this excellent answer: Using "-( archives -)" or "--start-group archives --end-group" is the only sure-fire way of resolving circular dependencies, since each time the linker visits an archive, it pulls in (and registers the unresolved symbols of) only the object files that re...
Handler vs AsyncTask
...g AsyncTasks for all background operations in my project. At some point I started reaching that max jobs limit, so my tasks would only start after another finished. In the end I had to change all my structure to stop using asynctasks and avoid reaching that limitation.
– tbra...
Makefile variable as prerequisite
... @esmit: Yes; I should have replied about this. In my solution, the line starts with a TAB, so it's a command in the check-env rule; Make won't expand it unless/until executing the rule. If it doesn't start with a TAB (as in @rane's example), Make interprets it as not being in a rule, and evaluate...
Asynchronous method call in Python?
...*x
if __name__ == '__main__':
pool = Pool(processes=1) # Start a worker processes.
result = pool.apply_async(f, [10], callback) # Evaluate "f(10)" asynchronously calling callback when finished.
This is only one alternative. This module provides lots of facilities to achieve w...
Python strptime() and timezones?
...See the following example:
In [1]: from datetime import datetime
In [2]: start_time = datetime.strptime('2018-04-18-17-04-30-AEST','%Y-%m-%d-%H-%M-%S-%Z')
In [3]: print("TZ NAME: {tz}".format(tz=start_time.tzname()))
TZ NAME: None
In [4]: start_time = datetime.strptime('2018-04-18-17-04-30-+1000...
How to deploy a war file in Tomcat 7
...t webapps folder and paste it
step-2. go to tomcat->bin folder start tomcat by clicking startup.bat
step-3. go to browser write localhost:port/project name eg. localhost:8080/pos (here my tomcat run on port 8080)
Done....
...
Android: How can I validate EditText input?
...
@Override
final public void beforeTextChanged(CharSequence s, int start, int count, int after) { /* Don't care */ }
@Override
final public void onTextChanged(CharSequence s, int start, int before, int count) { /* Don't care */ }
}
Just use it like this:
editText.addTextChangedLi...
How to see log files in MySQL?
...formation about errors that occur while
the server is running (also server start and stop)
The General Query Log. This is a general record of what mysqld is
doing (connect, disconnect, queries)
The Slow Query Log. Ιt consists of "slow" SQL statements (as
indicated by its name).
By default no log ...
What's onCreate(Bundle savedInstanceState)
...
does other activities share the same Bundle ?, if I start another activity, does it pass the Bundle from the first one ?
– Francisco Corrales Morales
Jan 13 '15 at 16:22
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Eclipse - java.lang.ClassNotFoundException
When trying to start my JUnit-Test out of Eclipse, I get a "ClassNotFoundException". When running "mvn test" from console - everything works fine. Also, there are no problems reported in Eclipse.
...