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svn: replace trunk with branch

...ranch of the trunk (for backup purposes) 2. "revert changes" on the trunk (select all revisions after the branch was created 3. Merge branch back to trunk. History should be remaining this way. Regards, Roger share ...
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What's the proper value for a checked attribute of an HTML checkbox?

... or "" (empty string) or empty Specifies that the element represents a selected control.---' share | improve this answer | follow | ...
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Anaconda vs. EPD Enthought vs. manual installation of Python [closed]

...side I noticed right now is that the standard installation requires you to select which packages you want. It's both a good and a bad point, because I can't be sure that my clients will have the exact same configuration as I do when I install. (The Enthought tool suite can be installed in Python(x,y...
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Logging best practices [closed]

...e fine resolution of the recommended logger-per-class pattern for no other selectivity gain. Failing to expose the optional Exception argument, leading to multiple problems: It makes an exception logging policy even more difficult to maintain, so nothing is done consistently with exceptions. Even...
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How do I start PowerShell from Windows Explorer?

...window itself (that is, the context menu that is displayed when no item is selected, such as when right-clicking in an empty area of the window). HKCR\Directory\shell - This is the context menu of the folders in Windows Explorer. HKCR\Drive\shell - This is the context menu for the drive icons in the...
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UITableViewHeaderFooterView: Unable to change background color

...I tried this: within the xib file the background color for header view was selected to clear color instead of default once I changed it to default the warning went away. share | improve this ans...
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Distinct() with lambda?

...teredList = originalList .GroupBy(customer => customer.CustomerId) .Select(group => group.First()); share | improve this answer | follow | ...
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pandas: filter rows of DataFrame with operator chaining

... Since version 0.18.1 the .loc method accepts a callable for selection. Together with lambda functions you can create very flexible chainable filters: import numpy as np import pandas as pd df = pd.DataFrame(np.random.randint(0,100,size=(100, 4)), columns=list('ABCD')) df.loc[lambda ...
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Ruby on Rails: Where to define global constants?

... model code as such: <%= form.label :states, %> <%= form.select :states, STATES, {} %> To use the constant in a model, use attr_accessor to make the constant available. class Customer < ActiveRecord::Base attr_accessor :STATES validates :state, inclusion: {in: STA...
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How to prevent ifelse() from turning Date objects into numeric objects

...documented option to have base::ifelse() preserve attributes based on user selection of which attributes to preserve. The request is here: https://bugs.r-project.org/bugzilla/show_bug.cgi?id=16609 - It has already been flagged as "WONTFIX" on the grounds that it has always been the way it is now, b...