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Why does JQuery have dollar signs everywhere?
... Unless you are using another language like PHP to populate javascript in your site using HTMLdocs, at which point that dollar sign serves the additional purpose of breaking everything since PHP does use the dollar sign to start all variables. (A reason that if you're sharing jQuery scrip...
Custom exception type
...eption();
}
catch (e) {
if (e instanceof NotNumberException) {
alert("not a number");
}
else
if (e instanceof NotPositiveNumberException) {
alert("not a positive number");
}
}
There is another syntax for catching a typed exception, although this won't work in ev...
“Add as Link” for folders in Visual Studio projects
...
This would only be useful for a single developer (unless scripted). The other solutions form part of the shared source code so are more universally useful.
Detect permission of camera in iOS
... the requestAccess method will not work. You will have to manually show an alert to ask the user to go to settings and grant permissions.
– Abdullah Umer
Apr 7 '19 at 14:15
ad...
Ask for User Permission to Receive UILocalNotifications in iOS 8
...sterUserNotificationSettings(UIUserNotificationSettings(forTypes:[.Sound, .Alert, .Badge], categories: nil))
}
else
{
//do iOS 7 stuff, which is pretty much nothing for local notifications.
}
return true
}
Swift 3.2
if(UIApplication.instancesRespond(to: #selector(UIAppl...
Using jQuery how to get click coordinates on the target element
... (e) {
$('#A').click(function (e) { //Default mouse Position
alert(e.pageX + ' , ' + e.pageY);
});
$('#B').click(function (e) { //Offset mouse Position
var posX = $(this).offset().left,
posY = $(this).offset().top;
alert((e.pageX - posX) + ' , ' + (...
Getting the count of unique values in a column in bash
...
The GNU site suggests this nice awk script, which prints both the words and their frequency.
Possible changes:
You can pipe through sort -nr (and reverse word and freq[word]) to see the result in descending order.
If you want a specific column, you can omit...
Insert a line at specific line number with sed or awk
I have a script file which I need to modify with another script to insert a text at the 8th line.
9 Answers
...
Received fatal alert: handshake_failure through SSLHandshakeException
...
@Brig But not as an alert, which is what this answer says, and what the question is about.
– Marquis of Lorne
Jun 15 '16 at 23:43
...
技术人员如何创业《四》- 打造超强执行力团队 - 资讯 - 清泛网 - 专注C/C++...
...点的项目。每一个项目都必须要把设计文档写出来，并且开发后的东西刚开始必须要审核，审核通过后才能发布。这样团队成员在这样的发展中逐步成长起来，也完成了公司的产品。不过作为导师和技术总监也需要给每一个新员...