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How to print a string in fixed width?
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>>> print(f"{'123':<4}56789")
123 56789
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Is there a wikipedia API just for retrieve content summary?
...ipedia page.
Content must be html formated, ready to be displayed on my website (so NO BBCODE, or WIKIPEDIA special CODE!)
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二维码的生成细节及原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的编码。
（全文完）
文章转自： 酷 壳 – CoolShell.cn
二维码 细节 原理
How do I uniquely identify computers visiting my web site?
...d to figure out a way uniquely identify each computer which visits the web site I am creating. Does anybody have any advice on how to achieve this?
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How to pass an array within a query string?
...a comma separated list of items:
let data = {
str: 'abc',
arr: ['abc', 123]
}
new URLSearchParams(data).toString(); // ?str=abc&arr=abc,123
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【App Inventor 2 数据可视化】使用柱状图和饼图收集数据 - App应用开发 - ...
...器查看），凑合着看吧~
文章转载自：https://mc.dfrobot.com.cn/thread-316532-1-1.html
文章aia源码如下：
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资源地址：https://drive.google.com/drive/f ... 0BGKOaa?usp=sharing（如打不开可以直接在附件中下载）
数据在行动1：使用柱...
Why are functions in Ocaml/F# not recursive by default?
Why is it that functions in F# and Ocaml (and possibly other languages) are not by default recursive?
6 Answers
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Remove duplicate rows in MySQL
...ORE keyword. Like so:
ALTER IGNORE TABLE jobs
ADD UNIQUE INDEX idx_name (site_id, title, company);
This will drop all the duplicate rows. As an added benefit, future INSERTs that are duplicates will error out. As always, you may want to take a backup before running something like this...
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Should I impose a maximum length on passwords?
...nsible, security conscious user must assume the worst and expect that this site is storing your password literally (i.e. not hashed, as explained by epochwolf).
In that that is the case:
Avoid using this site like the plague if possible. They obviously know nothing about security.
If you truly mu...
Can you give a Django app a verbose name for use throughout the admin?
...es up. You will also need to copy the index view from django.contrib.admin.sites into your own ProjectAdminSite view and include it in your own custom admin instance:
class ProjectAdminSite(AdminSite):
def index(self, request, extra_context=None):
copied stuff here...
admin.site = Proj...