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How to display line numbers in 'less' (GNU)
What is the command to make less display line numbers in the left column?
6 Answers
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How can I select all children of an element except the last child?
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Make it simple:
You can apply your style to all the div and re-initialize the last one with :last-child:
for example in CSS:
.yourclass{
border: 1px solid blue;
}
.yourclass:last-child{
border: 0;
}
or in SCSS:
.yourclass{
border: 1px solid rgba(255, 255, 255, 1);...
Try/Catch block in PHP not catching Exception
...t problem where it seemed like I had even copied the name of the exception and yet it didn't catch it. It turned out it was my stupid mistake but I thought I should post my case here in case there is someone else in the same situation.
I had my exception in my namespace called A and the script was ...
How to convert NSDate into unix timestamp iphone sdk?
... answered Jun 8 '10 at 12:06
BAndonovskiBAndonovski
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App Inventor 2 数学积木的9个隐藏用法：随机种子、位运算、取整陷阱，踩中...
... IoT 通信协议或处理硬件返回值时特别顺手。
技巧2：random set seed 让"随机"变得可复现
做测试或教学演示时，随机数每次不一样反而不好调试。random set seed to 块可以固定随机数序列——只要种子相同，后续所有随机...
How to create a checkbox with a clickable label?
...ince the other answers don't mention it, a label can include up to 1 input and omit the for attribute, and it will be assumed that it is for the input within it.
Excerpt from w3.org (with my emphasis):
[The for attribute] explicitly associates the label being defined with another control. When pres...
SSH Key - Still asking for password and passphrase
I've been somewhat 'putting up' with Github always asking for my username and password when I clone a repository. I want to bypass this step because it is an annoyance within my workflow.
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How to have jQuery restrict file types on upload?
...would like to have jQuery limit a file upload field to only jpg/jpeg, png, and gif. I am doing backend checking with PHP already. I am running my submit button through a JavaScript function already so I really just need to know how to check for the file types before submit or alert.
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How to switch between hide and view password
Is there a clever way to let the user switch between hide and view password in an android EditText?
A number of PC based apps let the user do this.
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Is there a string math evaluator in .NET?
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You could add a reference to Microsoft Script Control Library (COM) and use code like this to evaluate an expression. (Also works for JScript.)
Dim sc As New MSScriptControl.ScriptControl()
sc.Language = "VBScript"
Dim expression As String = "1 + 2 * 7"
Dim result As Double = sc.Eval(expres...