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Why and when to use Node.js? [duplicate]
...t to use Node.js if you want to write highly scaling and efficient applications using non-blocking I/O whilst still having a high level scripting language available. If needed, you can hand optimise parts of your code by writing extensions in C.
There are plenty of OS libraries for Node.js that wil...
联网 App 第 1 课：连通测试，把一句话存到服务器再读回来（附 .aia 源码）...
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Comparing strings by their alphabetical order
...g.String.compareTo). This feature is well documented on the java documentation site.
Here is a short program that demonstrates it:
class StringCompareExample {
public static void main(String args[]){
String s1 = "Project"; String s2 = "Sunject";
verboseCompare(s1, s2);
...
How to parse Excel (XLS) file in Javascript/HTML5
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Below Function converts the Excel sheet (XLSX format) data to JSON. you can add promise to the function.
<script src="https://cdnjs.cloudflare.com/ajax/libs/xlsx/0.8.0/jszip.js"></script>
<script src="https://cdnjs.clou...
How to pass an object from one activity to another on Android
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One option could be letting your custom class implement the Serializable interface and then you can pass object instances in the intent extra using the putExtra(Serializable..) variant of the Intent#putExtra() method.
Pseudocode:
...
How to make an HTTP request + basic auth in Swift
I have a RESTFull service with basic authentication and I want to invoke it from iOS+swift. How and where I must provide Credential for this request?
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Remove folder and its contents from git/GitHub's history
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I find that the --tree-filter option used in other answers can be very slow, especially on larger repositories with lots of commits.
Here is the method I use to completely remove a directory from the git history using the --index-filter option, which runs mu...
Why doesn't git recognize that my file has been changed, therefore git add not working
...thub using bash. They are already on there, and I am uploading a newer version with new lines and code, etc. But when I try git add and then git status it says:
...
Chrome, Javascript, window.open in new tab
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You can't directly control this, because it's an option controlled by Internet Explorer users.
Opening pages using Window.open with a different window name will open in a new browser window like a popup, OR open in a new tab, if the user configured the browser to do so.
EDIT...
How do I alter the position of a column in a PostgreSQL database table?
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"Alter column position" in the PostgreSQL Wiki says:
PostgreSQL currently defines column
order based on the attnum column of
the pg_attribute table. The only way
to change column order is either by
recreating the table, or by adding...