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What is a “callback” in C and how are they implemented?
...dress, and port for the socket that is being bound.
struct sockaddr_in service;
service.sin_family = AF_INET;
service.sin_addr.s_addr = inet_addr("127.0.0.1");
service.sin_port = htons(8282);
if (bind(ListenSocket, (SOCKADDR *)& service, sizeof(service)) == SOCKET_ERROR) {
...
SQL Server: Database stuck in “Restoring” state
...
Here's how you do it:
Stop the service (MSSQLSERVER);
Rename or delete the Database and Log files (C:\Program Files\Microsoft SQL Server\MSSQL.1\MSSQL\Data...) or wherever you have the files;
Start the service (MSSQLSERVER);
Delete the database with proble...
Cannot set content-type to 'application/json' in jQuery.ajax
... I want to loose coupling between client and server. Server is RESTful service and all clients of this service should know url to it.
– Vitalii Korsakov
Mar 18 '12 at 14:21
...
廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术
...面的SELINUX字段的值是disabled，如果不是则改为disabled。
service iptables stop
service ip6tables stop
service NetworkManager stop
chkconfig iptables off
chkconfig ip6tables off
chkconfig NetworkManager off
2.2.4 hosts 文件配置
vi /etc/hosts
127.0.0.1 localhost...
error: 'Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)' — Miss
...e following if you don't know the specific method your Mysql setup uses:
service mysqld stop
/etc/init.d/mysqld stop
mysqladmin -u root -p shutdown
Some systems aren't setup to have an elegant way to stop mysql (or for some reason mysql doesn't respond) and you can force terminate mysql with eithe...
Spring Boot - inject map from application.yml
... configuration for other OAuth providers. I want to inject this map into a service that will initialize services based on the configuration provided in this yaml file. My initial implementation was:
@Service
@ConfigurationProperties(prefix = 'oauth')
class OAuth2ProvidersService implements Initiali...
Programmatically obtain the phone number of the Android phone
...
Code:
TelephonyManager tMgr = (TelephonyManager)mAppContext.getSystemService(Context.TELEPHONY_SERVICE);
String mPhoneNumber = tMgr.getLine1Number();
Required Permission:
<uses-permission android:name="android.permission.READ_PHONE_STATE"/>
Caveats:
According to the highly upvoted...
解决：apache2.service: Failed to run \'start\' task: No such file or d...
解决：apache2.service: Failed to run 'start' task: No such file or directoryapache2-service-failed-to-run-start-task-no-such-file-or-directory今天重启apache2时，出现一个错误：apache2 service: Failed to run & 39;start& 39; task: No such file or directory。原因是：& 39; var tmp& 3...
解决：apache2.service: Failed to run \'start\' task: No such file or d...
解决：apache2.service: Failed to run 'start' task: No such file or directoryapache2-service-failed-to-run-start-task-no-such-file-or-directory今天重启apache2时，出现一个错误：apache2 service: Failed to run & 39;start& 39; task: No such file or directory。原因是：& 39; var tmp& 3...
How to $http Synchronous call with AngularJS
...er is true):
xhr.open(method, url, true);
You'd need to write your own service that did synchronous calls. Generally that's not something you'll usually want to do because of the nature of JavaScript execution you'll end up blocking everything else.
... but.. if blocking everything else is actu...