Last login: Sat Oct 15 23:30:24 on ttys002 Sivek_lindeMacBook-Pro:~ Sivek_lin$ sudo gem update --system Password: Latest version currently installed. Aborting. Sivek_lindeMacBook-Pro:~ Sivek_lin$ gem sources -l *** CURRENT SOURCES *** https://ruby.ta
[转] https://www.cnblogs.com/chrischeng/p/10237523.html 最近在做一个WebSocket项目,后台使用了Stomp协议的WebSocketConfigurer,但是前端在测试的时候,发现一个很奇怪的问题: 本地的测试代码,最初我使用了Java+SockJS实现: @Configuration @EnableWebSocketMessageBroker public class WebSocketStompConfig implements We
ISSUE: When trying to connect to an Oracle database you receive the following error: "OCIEnvCreate failed with return code -1 but error message text was not available" CAUSE: 以下两种情况之一是可能的原因: 1,你在 Windows 7 上使用不支持的版本的 Oracle 客户端 (超过 11.2). 2,从以前安
在开发的时候,需要把依赖的服务更新到最新,然后 手动composer update一下,提示如下: failed) Update failed (The "e "https://api.github.com/repos/illuminate/validation/zipball/6590d61858f78c301bced7308593abfcd1c7e527" fi" file could not be downloaded: SSL operation faile
Try reducing the postBuffer size in the remote repository config. Follow the steps below Go to remote git repository directory Run the following command to reduce the size of postBuffer git config http.postBuffer 24288000 you can check this value
Error handling is important, but if it obscures logic, it's wrong. Use Exceptions Rather Than Return Codes Separate the normal operations with error handlings. e.g. Bad code: public class DeviceController { ... public void sendShutDown() { DeviceHand
Error Code: 1093. You can't specify target table 'ws_product' for update in FROM clause 这个是我们在使用update或者delete语句时,在where条件里面加入的子查询导致的.例如如下的update语句: update table set type = 'static' where id in ( select id from ws_product where first_name ='superman'