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Error when trying vagrant up
I'm using Vagrant for my environment and I've got a little issue:
23 Answers
23
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Why can't decimal numbers be represented exactly in binary?
... been several questions posted to SO about floating-point representation. For example, the decimal number 0.1 doesn't have an exact binary representation, so it's dangerous to use the == operator to compare it to another floating-point number. I understand the principles behind floating-point repres...
ng-model for `` (with directive DEMO)
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I created a workaround with directive:
.directive("fileread", [function () {
return {
scope: {
fileread: "="
},
link: function (scope, element, attributes) {
element.bind("change", func...
Number of lines in a file in Java
...this takes 0.35 seconds, versus 2.40 seconds when using readLines(). Just for fun, linux' wc -l command takes 0.15 seconds.
public static int countLinesOld(String filename) throws IOException {
InputStream is = new BufferedInputStream(new FileInputStream(filename));
try {
byte[] c =...
Make an Installation program for C# applications and include .NET Framework installer into the setup
...l Studio Setup project. Setup project can automatically include .NET framework setup in your installation package:
Here is my step-by-step for windows forms application:
Create setup project. You can use Setup Wizard.
Select project type.
Select output.
Hit Finish.
Open setup project proper...
指定组件的大小 · App Inventor 2 中文网
...create a visible component in the designer, you are typically given the opportunity to specify its height and width. There are four choices:
Automatic: Size is chosen by the system
Fill parent: Size is chosen to fill the space available.
Size specified in pixels
Size in percent of Screen ...
Difference between >>> and >>
What is the difference between >>> and >> operators in Java?
7 Answers
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How can I format a number into a string with leading zeros?
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Rather simple:
Key = i.ToString("D2");
D stands for "decimal number", 2 for the number of digits to print.
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Escaping ampersand character in SQL string
...nd. I tried to set an escape character and then escape the ampersand, but for some reason this isn't working and I'm uncertain as to what exactly my problem is.
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how to set cursor style to pointer for links without hrefs
I have a lot of <a> html tags without the href attribute for making onclick javascript calls. These links do not have a pointer style of cursor. They have text style cursor.
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