大约有 1,000 项符合查询结果（耗时：0.0197秒） [XML]
When is .then(success, fail) considered an antipattern for promises?
...ake an async call that does one of a few things: 1) returns successfully (2xx statuscode), 2) returns unsuccessfully (4xx or 5xx code) but not rejected per se, 3) or doesn't return at all (internet connection is down). For case #1, the success callback in the .then is hit. For case #2, the error ca...
Command-line Tool to find Java Heap Size and Memory Used (Linux)?
...
This command shows the configured heap sizes in bytes.
java -XX:+PrintFlagsFinal -version | grep HeapSize
It works on Amazon AMI on EC2 as well.
share
|
improve this answer
...
Deny all, allow only one IP through htaccess
...o, a more future-proof answer would be:
<RequireAll>
Require ip xx.xx.xx.xx yy.yy.yy.yy
</RequireAll>
Hopefully, I've helped prevent this page from becoming one of those "outdated tutorials". :)
share
...
Unable to execute dex: GC overhead limit exceeded in Eclipse
...clipse.ini. Set the values to 512 and 1024 as below:
openFile
--launcher.XXMaxPermSize
512M
-showsplash
org.eclipse.platform
--launcher.defaultAction
openFile
-vmargs
-Dosgi.requiredJavaVersion=1.5
-Xms512m
-Xmx1024m
The changed area in image
...
How to order citations by appearance using BibTeX?
...sty last name",
JOURNAL = "IEEE Trans. Geosci. Rem. Sens.",
YEAR = "xxxx",
volume = "xx",
number = "xx",
pages = "xx--xx"
}
@BOOK{ drugtrafficker88,
AUTHOR = "G. Drugtrafficker",
TITLE = "What it's Like to Have a Misleading Last Name",
YEAR = "xxxx",
PUBLISHER = "Harcou...
How to remove all whitespace from a string?
So " xx yy 11 22 33 " will become "xxyy112233" . How can I achieve this?
9 Answers
...
How to verify Facebook access token?
...
You can simply request https://graph.facebook.com/me?access_token=xxxxxxxxxxxxxxxxx if you get an error, the token is invalid. If you get a JSON object with an id property then it is valid.
Unfortunately this will only tell you if your token is valid, not if it came from your app.
...
乐高机器人®组件 · App Inventor 2 中文网
...假设传感器类型已通过SetInputMode配置。
MessageRead 读取消息(mailbox)
从机器人上的邮箱（1-10）读取消息。
MessageWrite 写入消息(mailbox,message)
将消息写入机器人上的邮箱（1-10）。
PlaySoundFile 播放声音文件(fileName)
在机器人...
How to use “not” in xpath?
...function in xpath (as opposed to an operator), so
//a[not(contains(@id, 'xx'))]
share
|
improve this answer
|
follow
|
...
javac not working in windows command prompt
... denotes the JDK installed directory, e.g., C:\Program Files\Java\jdk1.8.0_xx). You need to include the "\bin" directory in the PATH.
To edit the PATH environment variable in Windows XP/Vista/7/8:
Control Panel ⇒ System ⇒ Advanced system settings
Switch to "Advanced" tab ⇒ Environment Varia...