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OceanBase使用libeasy原理源码分析：服务器端 - 数据库(内核) - 清泛网 - ...
...Y_OK,并且会为这个请求产生一个响应结果，一个MySQL的
// error packet，将其挂在request->opacket上，当libeasy看到了返回EASY_OK后，就会调用encode方法将opacket给挂在连接的输出缓冲区链表中，随后将其发送出去
handler_.process = ObMySQLCallbac...
Build fat static library (device + simulator) using Xcode and SDK 4+
... I am able to run this on the device but not on the simulator. This is the error I get: missing required architecture i386 in file /Users/alex/Documents/iphone/production/iphone/mymedia/libMyUnrar4iOS.a (2 slices)
– Alex1987
Sep 17 '12 at 18:16
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sed edit file in place
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Note that on OS X you might get strange errors like "invalid command code" or other strange errors when running this command. To fix this issue try
sed -i '' -e "s/STRING_TO_REPLACE/STRING_TO_REPLACE_IT/g" <file>
This is because on the OSX version of sed...
Is it safe to check floating point values for equality to 0?
...s because when calculations come into the ground, floating point precision error appears - a concept which does not exist in Real number arithmetics in Mathematics.
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How to debug Angular JavaScript Code
...rang is working properly, no additional context is added to the angular.js errors in the console and the 'AngularJS' tab doesn't help either.
– user3338098
Apr 9 '15 at 15:37
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Uninstall / remove a Homebrew package including all its dependencies
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Second line gives an error: This command requires a keg argument.
– Shmidt
Sep 20 '14 at 8:37
7
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JavaScript Nested function
...n foo() {
function bar() {
return 1;
}
}
bar(); // throws error: bar is not defined
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Python exit commands - why so many and when should each be used?
...hout calling the cleanup handlers.
exit(0):
a clean exit without any errors / problems.
exit(1):
There was some issue / error / problem and that is why the program is exiting.
sys.exit():
When the system and python shuts down; it means less memory is being used after the program is...
How to check whether a given string is valid JSON in Java
...llows the comma right before the closing brace, which actually is a syntax error. Refer to json.org/javadoc/org/json/JSONObject.html for other corner cases.
– Hua2308
Sep 29 '15 at 18:00
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List goals/targets in GNU make that contain variables in their definition
...s, putting it in double quotes, but it just results in awk having a syntax error on the first comma... any thoughts on how to correctly escape this for a shell (bash) alias?
– drfrogsplat
Oct 25 '12 at 2:06
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