[Solved] React json check if empty?

You can use this pattern to check for empty variables. If the field has a value then your <p> will render. If haaksort doesn’t exist on item.fields or the value of haaksort is undefined then the <p> won’t render. {item.fields.haaksoort && (<p>haaksoort: {item.fields.haaksoort}</p>)} A couple of notes on this though: item and fields must also … Read more

[Solved] Calculate the average budget of all movies in the data set [closed]

Supposing movies is a normal Python List and that you would like to get the average cost in Dollars: movies = [ (“Titanic”, 20000000), (“Dracula”, 9000000), (“James Bond”, 4500000), (“Pirates of the Caribbean: On Stranger Tides”, 379000000), (“Avengers: Age of Ultron”, 365000000), (“Avengers: Endgame”, 356000000), (“Incredibles 2”, 200000000) ] totalCost = 0 totalMovies = 0 … Read more

[Solved] Import database from Excel [closed]

For MySQL. Excel sheet data prepared for importing must be saved as CSV text file. This file must be placed in some place accessible by MySQL. These steps must be performed by some program/script/tool external to MySQL. Then it must be imported using LOAD DATA INFILE statement into temporary table, imported data is processed and … Read more

[Solved] How can i do this in css/html?

.outer{ width: 300px; height: 300px; position: relative; } .outer > .inner{ background: rgba(0,0,0,0.9); color: #fff; position: absolute; padding: 10px; right: 0; bottom: 0; left: 0; z-index:1; } <div class=”outer” style=”background:url(http://lorempixel.com/600/300/)center center no-repeat;background-size:cover”>&nbsp;<div class=”inner”>Some text here</div></div> 0 solved How can i do this in css/html?

[Solved] Code returns invalid syntax [closed]

Your return statements and indentation are messed up: def tag_count(string_list): count=0 for string in string_list: if string.endswith(‘>’) and string.startswith(‘<‘): count += 1 return count print (tag_count([“test”,”<item>”,”test”])) 1 solved Code returns invalid syntax [closed]

[Solved] Why are images not showing on website?

You can use this code: $(function() { $(“.img-w”).each(function() { $(this).wrap(“<div class=”img-c”></div>”) let imgSrc = $(this).find(“img”).attr(“src”); $(this).css(‘background-image’, ‘url(‘ + imgSrc + ‘)’); }) $(“.img-c”).click(function() { let w = $(this).outerWidth() let h = $(this).outerHeight() let x = $(this).offset().left let y = $(this).offset().top $(“.active”).not($(this)).remove() let copy = $(this).clone(); copy.insertAfter($(this)).height(h).width(w).delay(500).addClass(“active”) $(“.active”).css(‘top’, y – 8); $(“.active”).css(‘left’, x – 8); setTimeout(function() … Read more

[Solved] Regex substring in python3

No need for regex here, you can just split the text on \n and : , i.e..: text = “””It sent a notice of delivery of goods: UserName1 Sent a notice of delivery of the goods: User is not found, UserName2 It sent a notice of receipt of the goods: UserName1 It sent a notice … Read more

[Solved] Ember locks up on afterModel: ()

By putting this._super(model, transition) into the afterModel hook this stops locking up. I think it has something to do with it using ember-simple-auth addon which requires using a mixin on pages that use the addon. solved Ember locks up on afterModel: ()

[Solved] Asynchronous operations are not allowed in this context [duplicate]

Page starting an asynchronous operation has to have the Async attribute set to true and an asynchronous operation can only be started on a page prior to PreRenderComplete event. Have you set the Page.Async attribute to true, and are you starting the asynchronous operation before the PreRenderComplete event? In general, you should avoid async void. … Read more