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How to determine whether an object has a given property in JavaScript

... Underscore.js or Lodash if (_.has(x, "y")) ... :) share | improve this answer | follow | ...
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add created_at and updated_at fields to mongoose schemas

Is there a way to add created_at and updated_at fields to a mongoose schema, without having to pass them in everytime new MyModel() is called? ...
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What's the difference between Spring Data's MongoTemplate and MongoRepository?

...ed Nov 12 '19 at 19:18 temporary_user_name 29.3k3939 gold badges113113 silver badges180180 bronze badges answered Jun 9 '13 at 14:30 ...
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Pass complex parameters to [Theory]

... : IEnumerable<object[]> { private readonly List<object[]> _data = new List<object[]> { new object[] { "hello world", 'w', 6 }, new object[] { "goodnight moon", 'w', -1 } }; public IEnumerator<object[]> GetEnumerator() { return _data.GetEn...
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LINQ - Full Outer Join

...roper Expression<Func<>>. I supposed I could replace them with _, __, ___ instead, but that doesn't seem any clearer until C# has a proper parameter wildcard to use instead. – NetMage Jul 7 '17 at 23:23 ...
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How to change collation of database, table, column?

The database is latin1_general_ci now and I want to change collation to utf8mb4_general_ci . 19 Answers ...
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Amazon S3 boto - how to create a folder?

...der abc/123/ in your bucket, it's a piece of cake with Boto k = bucket.new_key('abc/123/') k.set_contents_from_string('') Or use the console share | improve this answer | ...
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Check if a variable is of function type

... Underscore.js uses a more elaborate but highly performant test: _.isFunction = function(obj) { return !!(obj && obj.constructor && obj.call && obj.apply); }; See: http://jsperf.com/alternative-isfunction-implementations EDIT: updated tests suggest that typeof ...
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What is INSTALL_PARSE_FAILED_NO_CERTIFICATES error?

...g=-d -v release install [signjar] Executing 'C:\Program Files\Java\jdk1.7.0_03\bin\jarsigner.exe' with arguments: [signjar] '-keystore' [signjar] 'C:\cygwin\home\Chloe\pairfinder\release.keystore' [signjar] '-signedjar' [signjar] 'C:\cygwin\home\Chloe\pairfinder\bin\PairFinder-release-unaligned.apk'...
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What are the Dangers of Method Swizzling in Objective-C?

...e:(NSRect)frame; @end @implementation NSView (MyViewAdditions) - (void)my_setFrame:(NSRect)frame { // do custom work [self my_setFrame:frame]; } + (void)load { [self swizzle:@selector(setFrame:) with:@selector(my_setFrame:)]; } @end This works just fine, but what would happen if my...