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Make anchor link go some pixels above where it's linked to
... by a few, the above will fail if you click on the same anchor link two or more times in a row because there is no hashchange event to force the offset.
This solution is very slightly modified version of the suggestion from @Mave and uses jQuery selectors for simplicity
// The function actually ap...
How can I troubleshoot my Perl CGI script?
...ng the warnings pragma to all of your files:
use warnings;
If you need more information than the short warning message, use the diagnostics pragma to get more information, or look in the perldiag documentation:
use diagnostics;
Did you output a valid CGI header first?
The server is expectin...
How to increase the maximum number of opened editors in IntelliJ?
...
@Ruben9922 some users believe that the more open tabs you have, the less productive you are since you spend more time finding the tab you need, working without tabs at all can be more productive: hadihariri.com/2014/06/24/no-tabs-in-intellij-idea.
...
Is a statically-typed full Lisp variant possible?
...cheme code. See Typed Racket for a recent language that is a "Full Lisp" (more like Scheme, actually) with static typing.
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Stretch and scale CSS background
...ere I do not wanted to stretch the image either horizontally or vertically more than it's actual resolution. Thanks..!!
– Mr. Noddy
Dec 4 '17 at 12:01
1
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What are the differences among grep, awk & sed? [duplicate]
...they have the ability to remove, add and modify the text as well (and much more).
awk is mostly used for data extraction and reporting. sed is a stream editor
Each one of them has its own functionality and specialties.
Example
Sed
$ sed -i 's/cat/dog/' file.txt
# this will replace any occurren...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/(.*) /m/$1 permanent;
}
[]的写法...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/(.*) /m/$1 permanent;
}
[]的写法...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/(.*) /m/$1 permanent;
}
[]的写法...