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Is there a simple way to remove unused dependencies from a maven pom.xml?
I have a large Maven project with many modules and many pom.xml files. The project has changed and I suspect the pom's contain some unnecessary dependencies. Is there is a command which removes any unused dependencies from a pom?
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Test if a vector contains a given element
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Both the match() (returns the first appearance) and %in% (returns a Boolean) functions are designed for this.
v <- c('a','b','c','e')
'b' %in% v
## returns TRUE
match('b',v)
## returns the first location of 'b', in this case: 2
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Select distinct values from a table field
...uery, not even the default ordering, call order_by() with no parameters.
and distinct() in the note where it discusses issues with using distinct() with ordering.
To query your DB, you just have to call:
models.Shop.objects.order_by().values('city').distinct()
It returns a dictionnary
or
mod...
Find and restore a deleted file in a Git repository
Say I'm in a Git repository. I delete a file and commit that change. I continue working and make some more commits. Then, I find I need to restore that file.
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AttributeError: 'datetime' module has no attribute 'strptime'
...ould change the import statement to this:
from datetime import datetime
and access it as you are.
The people who made the datetime module also named their class datetime:
#module class method
datetime.datetime.strptime(date, "%Y-%m-%d")
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How can I configure NetBeans to insert tabs instead of a bunch of spaces?
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Go to Tools-> Options-> Editor-> Formatting and uncheck Expand tabs to spaces:
Ensure you also pick coherent values for "Number of Spaces per indent" and "Tab Size".
Additionally, you can check all the items in the Language combo and make sure they all use the ge...
Inno Setup for Windows service?
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You don't need installutil.exe and probably you don't even have rights to redistribute it.
Here is the way I'm doing it in my application:
using System;
using System.Collections.Generic;
using System.Configuration.Install;
using System.IO;
using System....
UI Design Pattern for Windows Forms (like MVVM for WPF)
...ectly suited for it. But what about Windows Forms? Is there an established and commonly used approach / design pattern like this for Windows Forms too? One that works explicitly well with Windows Forms? Is there a book or an article that describes this well? Maybe MVP or MVC based?
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DateTime “null” value
...bleDate;
Or the longer form:
Nullable<DateTime> MyNullableDate;
And, finally, there's a built in way to reference the default of any type. This returns null for reference types, but for our DateTime example it will return the same as DateTime.MinValue:
default(DateTime)
or, in more re...
Jquery selector input[type=text]')
... answered May 18 '12 at 9:16
Andreas WongAndreas Wong
53.4k1818 gold badges9898 silver badges118118 bronze badges
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