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How to apply a CSS filter to a background image

...y: block; background-image: url('https://i.imgur.com/lL6tQfy.png'); width: 1200px; height: 800px; -webkit-filter: blur(5px); -moz-filter: blur(5px); -o-filter: blur(5px); -ms-filter: blur(5px); filter: blur(5px); } .content { position: fixed; left: 0; right: 0; ...
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JPA : How to convert a native query result set to POJO class collection

... JPA provides an SqlResultSetMapping that allows you to map whatever returns from your native query into an Entity or a custom class. EDIT JPA 1.0 does not allow mapping to non-entity classes. Only in JPA 2.1 a ConstructorResult has ...
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What is the most efficient way to create a dictionary of two pandas Dataframe columns?

...taFrame({'Position':[1,2,4,4,4], 'Letter':['a', 'b', 'd', 'e', 'f']}) for idx,row in df.iterrows(): multivalue_dict[row['Position']].append(row['Letter']) [out]: >>> print(multivalue_dict) defaultdict(list, {1: ['a'], 2: ['b'], 4: ['d', 'e', 'f']}) ...
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Jackson JSON custom serialization for certain fields

...s IntToStringSerializer extends JsonSerializer<Integer> { @Override public void serialize(Integer tmpInt, JsonGenerator jsonGenerator, SerializerProvider serializerProvider) throws IOException, JsonProces...
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How to handle the modal closing event in Twitter Bootstrap?

...and 4 Bootstrap 3 and Bootstrap 4 docs refer two events you can use. hide.bs.modal: This event is fired immediately when the hide instance method has been called. hidden.bs.modal: This event is fired when the modal has finished being hidden from the user (will wait for CSS transitions to comp...
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How to change the name of a Django app?

...ull_radix) (For Django >= 1.7) Update the django_migrations table to avoid having your previous migrations re-run: UPDATE django_migrations SET app='<NewAppName>' WHERE app='<OldAppName>'. Note: there is some debate (in comments) if this step is required for Django 1.8+; If someone kn...
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How can you find the height of text on an HTML canvas?

...spec has a context.measureText(text) function that will tell you how much width it would require to print that text, but I can't find a way to find out how tall it is. I know it's based on the font, but I don't know to convert a font string to a text height. ...
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What is the @Html.DisplayFor syntax for?

...tes, they're partial views that can be put in a DisplayTemplates folder inside the view folder associated to a controller. Example: If you create a view named String.cshtml inside the DisplayTemplates folder of your views folder (e.g Home, or Shared) with the following code: @model string @if ...
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DynamoDB vs MongoDB NoSQL [closed]

... so there's no need to use a database for this, that's the reason why I decided to choose a noSQL data storage. 8 Answers ...
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How to restore to a different database in sql server?

...up is done weekly in the scheduler and I get a .bak file. Now I want to fiddle with some data so I need to restore it to a different database - Database2 . ...