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How can I check the size of a collection within a Django template?
I have a list in my Django template. I want to do something only if the size of the list is greater than zero.
7 Answers...
Computed read-only property vs function in Swift
In the Introduction to Swift WWDC session, a read-only property description is demonstrated:
10 Answers
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How to convert .crt to .pem [duplicate]
...with the OpenSSL library
http://www.openssl.org/
Windows binaries can be found here:
http://www.slproweb.com/products/Win32OpenSSL.html
Once you have the library installed, the command you need to issue is:
openssl x509 -in mycert.crt -out mycert.pem -outform PEM
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c语言编程中%g是什么格式？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...什么格式？%g用来输出实数，它根据数值的大小，自动选f格式或e格式（选择输出时占宽度较小的一种），且不输出无意义的0。即%g是根据结果自动选择科学...%g用来输出实数，它根据数值的大小，自动选f格式或e格式（选择输出...
How do I enumerate through a JObject?
...hat (after this line: JObject priceComplianceJson = JObject.Parse(File.ReadAllText(fullPath));) I get, "Cannot convert type 'System.Collections.Generic.KeyValuePair<string,Newtonsoft.Json.Linq.JToken>' to 'Newtonsoft.Json.Linq.JProperty'" Removing the casting works, though: var key = x.Key; ...
How can I delete a file from a Git repository?
...Git repository. After that, I committed it, added a couple of directories called dir1 and dir2 , and committed them to the Git repository.
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Convert .pfx to .cer
...d Window.
You mention ".cer" extension in the question which is conventionally used for the DER encoded files. A binary encoding. Try the ".crt" file first and if it's not accepted, easy to convert from PEM to DER:
openssl x509 -inform pem -in mycerts.crt -outform der -out mycerts.cer
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Any equivalent to .= for adding to beginning of string in PHP?
Just wondering if there is something like .= for adding text to the beginning of a string, e.g.:
5 Answers
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Are there good reasons not to use an ORM? [closed]
During my apprenticeship, I have used NHibernate for some smaller projects which I mostly coded and designed on my own. Now, before starting some bigger project, the discussion arose how to design data access and whether or not to use an ORM layer. As I am still in my apprenticeship and still cons...
Check if property has attribute
... @Qjimbo (or probably someone else reading) Attributes are usually used without the "Attribute" part of their name, but can be. A convention allows you to exclude it, so usually the actual type does have Attribute at the end of its name, but is just not used.
– Jim...