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Removing all empty elements from a hash / YAML?

...add a compact method to Hash like this class Hash def compact delete_if { |k, v| v.nil? } end end or for a version that supports recursion class Hash def compact(opts={}) inject({}) do |new_hash, (k,v)| if !v.nil? new_hash[k] = opts[:recurse] && v.class == Has...
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How to get Chrome to allow mixed content?

...Go back to the site and Refresh the page Older Chrome Versions: timmmy_42 answers this on: https://productforums.google.com/forum/#!topic/chrome/OrwppKWbKnc In the address bar at the right end should be a 'shield' icon, you can click on that to run insecure content. This worked for me i...
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Java RegEx meta character (.) and ordinary dot?

...ork, but some regex engines will treat this as syntax errors, for example \_ will cause an error in .NET. Some others will lead to false results, for example \< is interpreted as a literal < in Perl, but in egrep it means "word boundary". So write -?\d+\.\d+\$ to match 1.50$, -2.00$ etc. and...
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How would Git handle a SHA-1 collision on a blob?

... git-2.7.0~rc0+next.20151210/block-sha1/sha1.c @@ -246,6 +246,8 @@ void blk_SHA1_Final(unsigned char hashou blk_SHA1_Update(ctx, padlen, 8); /* Output hash */ - for (i = 0; i < 5; i++) - put_be32(hashout + i * 4, ctx->H[i]); + for (i = 0; i < 1; i++) + put_be32(hash...
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How do I replace multiple spaces with a single space in C#?

... I like it because it doesnt need Regex – AleX_ Dec 22 '15 at 18:08 3 This would be ineffi...
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How do I concatenate two text files in PowerShell?

...eter (e.g. date time): gci *.log | sort LastWriteTime | % {$(Get-Content $_)} | Set-Content result.log share | improve this answer | follow | ...
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Change Image of ImageView programmatically in Android

...und. Use this instead: qImageView.setBackgroundResource(R.drawable.thumbs_down); Here's a thread that talks about the differences between the two methods. share | improve this answer | ...
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“f” after number

... I tried the above example with LLVM version 7.0.0 (clang-700.0.65) x86_64-apple-darwin15.0.0 and the .out files were identical as well. – Nick Aug 21 '15 at 0:00 add a co...
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Java, How do I get current index/key in “for each” loop [duplicate]

...ll print out reference of the song. probably irrelevant for you by now. ^_^ share | improve this answer | follow | ...
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Click through div to underlying elements

... to elements underneath. CSS: pointer-events: none; background: url('your_transparent.png'); IE11 conditional: filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='your_transparent.png', sizingMethod='scale'); background: none !important; Here is a basic example page with all the co...