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git: abort commit in the middle of typing message
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The -F /path/to/file will populate the editor with any given content from /path/to/file. However, by default this would instantly perform the commit, unless you provide the -e flag additionally for editing.
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Python JSON serialize a Decimal object
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Works in python3
– SeanFromIT
Jun 7 '18 at 16:10
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How to check if a specified key exists in a given S3 bucket using Java
...GetObject access will not work. The reason being, Amazon will prevent you from checking for the presence of the key if you dont have ListBucket access. Just knowing whether a key is present or not, will also suffice for malicious users in some cases. Hence unless they have ListBucket access they wi...
AJAX in Chrome sending OPTIONS instead of GET/POST/PUT/DELETE?
... really care to argue with you, but JSONP uses script tags to pull in data from another domain and then sends the result to a callback function. It's a lot harder if the result isn't json.
– jgitter
Feb 14 '14 at 15:40
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Why does an overridden function in the derived class hide other overloads of the base class?
...y know that in C++ overload resolution works by choosing the best function from the set of candidates. This is done by matching the types of arguments to the types of parameters. The matching rules could be complicated at times, and often lead to results that might be perceived as illogical by an un...
What is the boundary in multipart/form-data?
...S-ASCII charset will be used in the payload data.
A few relevant excerpts from the RFC2046:
4.1.2. Charset Parameter:
Unlike some other parameter values, the values of the charset parameter are NOT case sensitive. The default character set, which must be assumed in the absence of a charset p...
Will using 'var' affect performance?
...n IList<int>, that is how the compiler will build the bar3 variable.
From a performance standpoint, mostly you won't notice. However, there are situations where the performance of the third line may not be quite as fast as the performance of the first. As you continue to use the bar3 variable,...
How can I put a database under git (version control)?
...is way using diff it becomes fairly easy to see what changed in the schema from revision to revision.
If you are making big changes, you should have a secondary database that you make the new schema changes to and not touch the old one since as you said you are making a branch.
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Send a file via HTTP POST with C#
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Using .NET 4.5 (or .NET 4.0 by adding the Microsoft.Net.Http package from NuGet) there is an easier way to simulate form requests. Here is an example:
private async Task<System.IO.Stream> Upload(string actionUrl, string paramString, Stream paramFileStream, byte [] paramFileBytes)
{
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pdftk compression option
... best out of all mentioned solutions for me. A few large images went down from 23MB to 1.4MB with by far the least quality loss.
– AerandiR
Feb 26 '13 at 5:19
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