如何使代码中的大小button和icon大小更大:
<ion-card>
<ion-card-header>
Explore Nearby
</ion-card-header>
<ion-list>
<button ion-item>
<ion-icon name="cart" item-left></ion-icon>
Shopping
</button>
<button ion-item>
<ion-icon name="medical" item-left></ion-icon>
Hospital
</button>
<button ion-item>
<ion-icon name="cafe" item-left></ion-icon>
Cafe
</button>
</ion-list>
</ion-card>
Run Code Online (Sandbox Code Playgroud) 有时,当服务命令运行时,会出现此错误,并且在几次之后它会自动消失:
我不得不提到这个错误只发生在加载谷歌地图的地图页面上.
Uncaught (in promise): [object PositionError]
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在这段代码中,我data[key].category用来指示相关的Icon作为标记。但我想用字体超棒的图标替换它,以使其在某些地方运行时轻巧,可能会加载数十个图标作为标记
var Cofee= Leaflet.icon({
iconUrl: '/img/Coffee.png',
shadowUrl: '/img/pale-shadow.png',
iconSize: [34, 49],
shadowSize: [49, 49],
iconAnchor: [5, 62],
shadowAnchor: [4, 62],
popupAnchor: [12, -30]
});
var Store= Leaflet.icon({
iconUrl: '/img/Store.png',
shadowUrl: '/img/pale-shadow.png',
iconSize: [34, 49],
shadowSize: [49, 49],
iconAnchor: [5, 62],
shadowAnchor: [4, 62],
popupAnchor: [12, -30]
});
..
..
..
this.Getlatlng(currentlatlng, 9000).then(data => {
for (var key in data) {
Leaflet.marker(data[key].location, { icon: data[key].category })
.addTo(this.map).bindPopup('<h4>'+data[key].caption+'</h4>');
markers.push([data[key].location.lat,data[key].location.lng]);
}
Run Code Online (Sandbox Code Playgroud) 是否可以访问push notification离子2中的内容并在通知到达时执行一堆代码event fire?
在此代码中,我尝试在单击Ionic 2后禁用按钮
<button ion-button icon-only icon-left (click)="AddMarker()" ng-disabled="clicked" color="light"><ion-icon name="locate" ></ion-icon> </button>
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但它仍然是相同的,当点击该功能正在调用.
我加上这个
在项目中,我定义了一个空数组var reply= [];,在部分代码和条件中,我将其重置为空数组。任何人都可以帮助如何做到这一点,而不是使用 pop 方法。?
有没有办法loopback在livereload中有项目?避免停止node .命令并重新启动?
完成了以下步骤,但正如您所见,出现了以下错误:
openssl genrsa -out privkey.pem 2048
openssl req -new -x509 -key privkey.pem -out cacert.pem -days 1095
Country Name (2 letter code) [AU]:FR
State or Province Name (full name) [Some-State]:City: Roubaix
Locality Name (eg, city) []:NICE
Organization Name (eg, company) [Internet Widgits Pty Ltd]: Our team name
Organizational Unit Name (eg, section) []:IT
Common Name (e.g. server FQDN or YOUR name) []: mobileapp.ourdomain.com
Email Address []:My email
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