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How do you get a list of the names of all files present in a directory in Node.js?
...
You can use the fs.readdir or fs.readdirSync methods.
fs.readdir
const testFolder = './tests/';
const fs = require('fs');
fs.readdir(testFolder, (err, files) => {
files.forEach(file => {
console.log(file);
});
});
fs.readdirSync
const testFolder = './tests/';
const fs = require...
Difference between `constexpr` and `const`
...change the values of their member (non-static) fields. For example.
class test
{
int x;
void function1()
{
x=100; // OK.
}
void function2() const
{
x=100; // ERROR. The const methods can't change the values of object fields.
}
};
A constexpr is a different conce...
How to get current time and date in Android
...f in a loop you do
Time time = new Time(); time.setToNow();
Log.d("TIME TEST", Long.toString(time.toMillis(false)));
... do something that takes more than one millisecond, but less than one second ...
The resulting sequence will repeat the same value, such as 1410543204000, until the next secon...
Is there a replacement for unistd.h for Windows (Visual C)?
...t to access.
These may be OR'd together. */
#define R_OK 4 /* Test for read permission. */
#define W_OK 2 /* Test for write permission. */
//#define X_OK 1 /* execute permission - unsupported in windows*/
#define F_OK 0 /* Test for existence. */
#define ...
Conditional HTML Attributes using Razor MVC3
...d MVC 4) we'll have conditional attributes built into Razor(as of MVC 4 RC tested successfully), so you can just say things like this...
<input type="text" id="@strElementID" class="@strCSSClass" />
If strCSSClass is null then the class attribute won't render at all.
SSSHHH...don't tell. ...
You can't specify target table for update in FROM clause
...
You can make this in three steps:
CREATE TABLE test2 AS
SELECT PersId
FROM pers p
WHERE (
chefID IS NOT NULL
OR gehalt < (
SELECT MAX (
gehalt * 1.05
)
FROM pers MA
WHERE MA.chefID = p.chefID
)
)
...
UPDATE pers P
SET P.gehalt = P.gehal...
iPhone Debugging: How to resolve 'failed to get the task for process'?
... figure out.
If you are using a distribution / ad hoc/ profile you cannot test it through xcode. You will get the error: The program being debugged is not being run.
You can build the app, go to the products folder in your app in xcode, click on the file with your project name and choose reveal i...
Calculate distance between 2 GPS coordinates
...alculate operations of constants, making manual collapsing useless. I will test it out when I have time.
– Hlung
Jan 2 '18 at 15:47
...
T-SQL: Using a CASE in an UPDATE statement to update certain columns depending on a condition
...le set ColumnY = 25 where Condition1
Sample Table:
CREATE TABLE [dbo].[tblTest](
[ColX] [int] NULL,
[ColY] [int] NULL,
[ColConditional] [bit] NULL,
[id] [int] IDENTITY(1,1) NOT NULL
) ON [PRIMARY]
Sample Data:
Insert into tblTest (ColX, ColY, ColConditional) values (null, null, 0)...
Storing Image Data for offline web application (client-side storage database)
...
Results Offline blob cache for PNG slippy maps
Testing
171 PNG files (total of 3.2MB)
Platforms tested: Chrome v24, FireFox 18, IE 10
Should also work with Chrome & FF for Android
Fetch from web server
using XHR2 (supported on almost all browsers) for blob downl...