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return query based on date
I have a data like this in mongodb
7 Answers
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How to check whether a file or directory exists?
I want to check the existence of file ./conf/app.ini in my Go code,
but I can't find a good way to do that.
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Git clone without .git directory
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Use
git clone --depth=1 --branch=master git://someserver/somerepo dirformynewrepo
rm -rf ./dirformynewrepo/.git
The depth option will make sure to copy the least bit of history possible to get that repo.
The branch option is optional and if not specified ...
Install specific git commit with pip
I'm developing a django app and I'm using pip to manage my requirements. How can I do to install a specific git's commit?
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what is the preferred way to mutate a React state?
Let's say I have a list of plain objects in my this.state.list that I can then use to render a list of children. What then is the right way to insert object into this.state.list ?
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How to download all files (but not HTML) from a website using wget?
How to use wget and get all the files from website?
8 Answers
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What is the meaning of “__attribute__((packed, aligned(4))) ”
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Before answering, I would like to give you some data from Wiki
Data structure alignment is the way data is arranged and accessed in computer memory. It consists of two separate but related issues: data alignment and data structure padding.
When a modern computer rea...
Tying in to Django Admin's Model History
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The admin history is just an app like any other Django app, with the exception being special placement on the admin site.
The model is in django.contrib.admin.models.LogEntry.
When a user makes a change, add to the log like this ...
In ASP.NET, when should I use Session.Clear() rather than Session.Abandon()?
...session and the Session_OnEnd event is triggered.
Session.Clear() just removes all values (content) from the Object. The session with the same key is still alive.
So, if you use Session.Abandon(), you lose that specific session and the user will get a new session key. You could use it for example...
What CSS selector can be used to select the first div within another div
I have something like:
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