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How do you create a read-only user in PostgreSQL?
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670
Grant usage/select to a single table
If you only grant CONNECT to a database, the user can conn...
Difference between WebStorm and PHPStorm
...now, lets say 2-3-5) -- if using/comparing stable versions ONLY.
UPDATE (2016-12-13):
Since 2016.1 version PhpStorm and WebStorm use the same version/build numbers .. so there is no longer difference between the same versions: functionality present in WebStorm 2016.3 is the same as in PhpStorm 2016...
C++: What is the size of an object of an empty class?
...uld be the size of an object of an empty class . It surely could not be 0 bytes since it should be possible to reference and point to it like any other object. But, how big is such an object?
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iOS: Multi-line UILabel in Auto Layout
...and autolayout should handle the rest.
[label setPreferredMaxLayoutWidth:200.0];
See the UILabel documentation on preferredMaxLayoutWidth.
Update:
Only need to set the height constraint in storyboard to Greater than or equal to, no need to setPreferredMaxLayoutWidth.
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Base64Util 拓展：支持图像框、画布、文件、文本字符串、图像精灵base64编...
...系方式： 不需要回复的可留空~ 意见反馈（300字以内）： 给个鼓励也行呐~o~ 提供截图（仅截取当前可视区域） delete edit 高亮或隐藏信息 ...
Using semicolon (;) vs plus (+) with exec in find
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260
This might be best illustrated with an example. Let's say that find turns up these files:
file1...
How to create a bash script to check the SSH connection?
...h -q user@downhost exit
$ echo $?
255
$ ssh -q user@uphost exit
$ echo $?
0
EDIT: Another approach would be to use nmap (you won't need to have keys or login-stuff):
$ a=`nmap uphost -PN -p ssh | grep open`
$ b=`nmap downhost -PN -p ssh | grep open`
$ echo $a
22/tcp open ssh
$ echo $b
(empty st...
Can scripts be inserted with innerHTML?
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edited Mar 25 '13 at 0:33
Travis J
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an...
Delete files older than 3 months old in a directory using .NET
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answered Feb 8 '10 at 14:57
Steve DannerSteve Danner
20.3k77 gold badges3333 silver badges4848 bronze badges
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How to delete a stash created with git stash create?
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404
To delete a normal stash created with git stash , you want git stash drop or git stash drop sta...