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Is there an IDictionary implementation that, on missing key, returns the default value instead of th

... type parameter. One should not be allowed to use a mutable Dictionary(Of Cat, String) as a mutable Dictionary(Of Animal, String) since the latter would allow SomeDictionaryOfCat.Add(FionaTheFish, "Fiona"). But there's nothing wrong with using a mutable Dictionary(Of Cat, String) as an immutable Di...
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HTML form readonly SELECT tag/input

...lect id="animal-select" disabled="true"> <option value="cat" selected>Cat</option> <option value="dog">Dog</option> <option value="hamster">Hamster</option> </select> <input type="hidden" name="a...
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Where is the itoa function in Linux?

...ld know this if you turned on compiler warnings :) – cat Sep 22 '16 at 17:25 3 @cat But there are...
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Why use ICollection and not IEnumerable or List on many-many/one-many relationships?

...ch, the IEnumerable<T>.GetEnumerator() method will return a heap-allocated object, rendering the optimization impossible. – supercat May 10 '12 at 15:58 ...
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How to replace ${} placeholders in a text file?

...than Leffler for the tip to pass multiple -e arguments to the same sed invocation. share | improve this answer | follow | ...
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How to solve Permission denied (publickey) error when using Git?

... be applied to all other git repositories which support SSH pubkey authentications. (See gitolite, gitlab or github for example.) First start by setting up your own public/private key pair set. This can use either DSA or RSA, so basically any key you setup will work. On most systems you can ...
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How to debug a bash script? [closed]

.....] These give you a trace of what is being executed. (See also 'Clarification' near the bottom of the answer.) Sometimes, you need to control the debugging within the script. In that case, as Cheeto reminded me, you can use: set -x This turns debugging on. You can then turn it off again wi...
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How to set bootstrap navbar active class with Angular JS?

...gt;Dogs</a></li> <li ng-class="{ active: isActive('/cats')}"><a href="/cats">Cats</a></li> </ul> </div> <div ng-view></div> and include in controllers.js: function HeaderController($scope, $location) { $scope.isActive =...
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Find unused npm packages in package.json

...name "*.js" -or -name "*.json" \) -print > $FILES function check { cat package.json \ | jq "{} + .$1 | keys" \ | sed -n 's/.*"\(.*\)".*/\1/p' > $PACKAGES echo "--------------------------" echo "Checking $1..." while read PACKAGE do RES=$(cat $FILES...
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No ConcurrentList in .Net 4.0?

...weren't concerned about slightly-stale data). – supercat Feb 19 '13 at 19:33 2 @Kevin: It's prett...