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How do I completely uninstall Node.js, and reinstall from beginning (Mac OS X)
... -f -l -s -pf /var/db/receipts/org.nodejs.node.pkg.bom >> ~/filelist.txt
Manually review your file (located in your Home folder)
~/filelist.txt
Then delete the files:
cat ~/filelist.txt | while read f; do sudo rm /usr/local/${f}; done
sudo rm -rf /usr/local/lib/node /usr/local/lib/node_mod...
How to serve an image using nodejs
...= path.join(__dirname, 'public');
var mime = {
html: 'text/html',
txt: 'text/plain',
css: 'text/css',
gif: 'image/gif',
jpg: 'image/jpeg',
png: 'image/png',
svg: 'image/svg+xml',
js: 'application/javascript'
};
app.get('*', function (req, res) {
var file = path....
Where are environment variables stored in registry?
...value=%%A
)
@set getxvalue=!getxvalue!
@echo %getxvalue% > getxfile.tmp.txt
@ENDLOCAL
::we already used tab as delimiter
@FOR /F "delims= " %%A IN (getxfile.tmp.txt) DO (
@set getxvalue=%%A
)
@del getxfile.tmp.txt
@echo ON
...
Windows batch: call more than one command in a FOR loop?
...y quick. When that happens, switch to multi-line syntax.
FOR /r %%X IN (*.txt) DO (
ECHO %%X
DEL %%X
)
Placement of ( and ) matters. The round brackets after DO must be placed on the same line, otherwise the batch file will be incorrect.
See if /?|find /V "" for details.
...
Append TimeStamp to a File Name
...d z (time zone).
With Extension Method
Usage:
string result = "myfile.txt".AppendTimeStamp();
//myfile20130604234625642.txt
Extension method
public static class MyExtensions
{
public static string AppendTimeStamp(this string fileName)
{
return string.Concat(
Path....
Create empty file using python [duplicate]
...e is no way to create a file without opening it There is os.mknod("newfile.txt") (but it requires root privileges on OSX). The system call to create a file is actually open() with the O_CREAT flag. So no matter how, you'll always open the file.
So the easiest way to simply create a file without tru...
How to write a JSON file in C#?
....ToArray());
//write string to file
System.IO.File.WriteAllText(@"D:\path.txt", json);
Or the slightly more efficient version of the above code (doesn't use a string as a buffer):
//open file stream
using (StreamWriter file = File.CreateText(@"D:\path.txt"))
{
JsonSerializer serializer = ne...
Redis strings vs Redis hashes to represent JSON: efficiency?
... nil
# me_set( 't:i' ... ) same as hset( 't:i/512', i % 512 ... )
# txt is some english fictionary book around 56K length,
# so we just take some random 63-symbols string from it
> redis.pipelined{ 10000.times{ |i| redis.me_set( "t:#{i}", txt[rand(50000), 63] ) } }; :done
=> :done ...
Unfortunately MyApp has stopped. How can I solve this?
... ADB tool to get Logcat file to analyze the issue.
adb logcat > logcat.txt
open logcat.txt file and search for your application name. There should be information on why it failed, the line number, Class name, etc.
shar...
Iterating over each line of ls -l output
...ily/*.gz
/home/bot/downloaded/Daily/Liq_DailyManifest_V3_US_20141119_IENT1.txt.gz
/home/bot/downloaded/Daily/Liq_DailyManifest_V3_US_20141120_IENT1.txt.gz
/home/bot/downloaded/Daily/Liq_DailyManifest_V3_US_20141121_IENT1.txt.gz
...