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How to remove old Docker containers
...uestion is related to Should I be concerned about excess, non-running, Docker containers? .
61 Answers
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Converting Epoch time into the datetime
I am getting a response from the rest is an Epoch time format like
8 Answers
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Purpose of Activator.CreateInstance with example?
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Say you have a class called MyFancyObject like this one below:
class MyFancyObject
{
public int A { get;set;}
}
It lets you turn:
String ClassName = "MyFancyObject";
Into
MyFancyObject obj;
Using
obj = (MyFancyObject)Activator.CreateInstance("MyAssembly", C...
How to list imported modules?
...
import sys
sys.modules.keys()
An approximation of getting all imports for the current module only would be to inspect globals() for modules:
import types
def imports():
for name, val in globals().items():
if isinstance(val, types.Mod...
Can I grep only the first n lines of a file?
I have very long log files, is it possible to ask grep to only search the first 10 lines?
12 Answers
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Install autoreconf on OS X v10.7 (Lion)?
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If you are using Homebrew, try
brew install automake
Which should also install autoconf and allow rvm to finish installing.
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How do I search an SQL Server database for a string?
I know it's possible, but I don't know how.
15 Answers
15
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Converting JavaScript object with numeric keys into array
I have an object like this coming back as a JSON response from the server:
16 Answers
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Get the previous month's first and last day dates in c#
I can't think of an easy one or two liner that would get the previous months first day and last day.
10 Answers
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Display current time in 12 hour format with AM/PM
... h:mm a, where
h - Hour in am/pm (1-12)
m - Minute in hour
a - Am/pm marker
Code snippet :
DateFormat dateFormat = new SimpleDateFormat("hh:mm a");
Read more on documentation - SimpleDateFormat java 7
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