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【原因】Al伴侣出现错误: invoke: no method named Theme' in class edu.mi...
...in class edu.mit.appinventor.aicompanion3.Screen1
原因：aiStarter中AI伴侣版本 或者 其他任何途径中的AI伴侣版本过低导致的。
解决：升级到最新的AI伴侣即可。
升级可参考：https://www.fun123.cn/reference/creative/ai2_starter.html
Can I specify multiple users for myself in .gitconfig?
...--local remote.origin.url)"
if [[ "$current_remote_url" ]]; then
for service in "${git_remotes[@]}"; do
# Disable case sensitivity for regex matching
shopt -s nocasematch
if [[ "$current_remote_url" =~ $service ]]; then
case "$service" in
...
How to find out the MySQL root password
...rd without knowing the old password.
On ubuntu I did the following:
sudo service mysql stop
sudo mysqld_safe --skip-grant-tables --skip-syslog --skip-networking
Then run mysql in a new terminal:
mysql -u root
And run the following queries to change the password:
UPDATE mysql.user SET authent...
How do you run a crontab in Cygwin on Windows?
...
You need to also install cygrunsrv so you can set cron up as a windows service, then run cron-config.
If you want the cron jobs to send email of any output you'll also need to install either exim or ssmtp (before running cron-config.)
See /usr/share/doc/Cygwin/cron-*.README for more details.
...
Installing PDO driver on MySQL Linux server
...ion=pdo.so
extension=pdo_mysql.so
restart the webserver (e.g. with "sudo service apache2 restart")
-> every fine :-)
To find where your current active php.ini file is located you can use phpinfo() or some other hints from here: https://www.ostraining.com/blog/coding/phpini-file/
...
Call ASP.NET function from JavaScript?
...ect that will make the request
xmlhttp.open("GET", "http://example.org/api/service", "true"); // configure object (method, URL, async)
xmlhttp.send(); // Send request
xmlhttp.onstatereadychange = function() { // Register a function to run when the state changes, if the request has finished and the ...
Creating a daemon in Linux
...from the main daemon process, as this is used by the init system to detect service errors and problems. It is recommended to follow the exit code scheme as defined in the LSB recommendations for SysV init scripts.
If possible and applicable, expose the daemon's control interface via the D-Bus IPC ...
How to check if AlarmManager already has an alarm set?
...r.MINUTE, 1);
AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(), 1000 * 60, pendingIntent);
The way you would check to see if it is active is to:
boolean alarmUp = (PendingInte...
How do I capture the output of a script if it is being ran by the task scheduler?
...am/script: cmd
Add arguments: /c run_with_default_port.bat > IMQuantWebServices.log
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This app won't run unless you update Google Play Services (via Bazaar)
... open the Play Store. I am assuming Bazaar is meant to provide Google Play Services on the Android emulator, but it is not ready yet...
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