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How to test if parameters exist in rails

...hon :( – FloatingRock Nov 17 '14 at 0:59 2 In Rails 5, the params object is no longer a hash, and...
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mongodb, replicates and error: { “$err” : “not master and slaveOk=false”, “code” : 13435 }

... answered Jan 24 '12 at 16:30 dcrostadcrosta 23.1k88 gold badges6464 silver badges8080 bronze badges ...
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What is the fastest way to send 100,000 HTTP requests in Python?

I am opening a file which has 100,000 URL's. I need to send an HTTP request to each URL and print the status code. I am using Python 2.6, and so far looked at the many confusing ways Python implements threading/concurrency. I have even looked at the python concurrence library, but cannot figure ...
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how to edit .csproj file

When I am compiling my .csproj file using .NET framework 4.0 MSBUILD.EXE file I am getting an error "lable01" not found in the current context of "website01.csproj" ...
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All Ruby tests raising: undefined method `authenticate' for nil:NilClass

... answered Nov 29 '10 at 22:47 Jeffrey W.Jeffrey W. 4,12933 gold badges1313 silver badges1818 bronze badges ...
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How to determine height of UICollectionView with FlowLayout

... answered Dec 9 '12 at 15:09 Ignatius TremorIgnatius Tremor 6,35644 gold badges1919 silver badges2525 bronze badges ...
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Error 330 (net::ERR_CONTENT_DECODING_FAILED):

... answered Dec 26 '12 at 12:02 THE ONLY ONETHE ONLY ONE 2,04011 gold badge99 silver badges66 bronze badges ...
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Removing pip's cache?

... If using pip 6.0 or newer, try adding the --no-cache-dir option. If using pip older than pip 6.0, upgrade it with pip install -U pip. share | ...
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Deleting Row in SQLite in Android

... { return db.delete(DATABASE_TABLE, KEY_NAME + "=" + name, null) > 0; } or public boolean deleteTitle(String name) { return db.delete(DATABASE_TABLE, KEY_NAME + "=?", new String[]{name}) > 0; } share ...
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How to programmatically round corners and set random background colors

...ientDrawable drawable = (GradientDrawable) v.getBackground(); if (i % 2 == 0) { drawable.setColor(Color.RED); } else { drawable.setColor(Color.BLUE); } Also, you can define the padding within your tags_rounded_corners.xml: <?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="...