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Find duplicate lines in a file and count how many time each line was duplicated?
...ll" I used the command mentioned below to achieve this
Get-Content .\file.txt | Group-Object | Select Name, Count
Also we can use the where-object Cmdlet to filter the result
Get-Content .\file.txt | Group-Object | Where-Object { $_.Count -gt 1 } | Select Name, Count
...
Will console.log reduce JavaScript execution performance?
...log = (function(console) {
var canLog = !!console;
return function(txt) {
if(canLog) console.log('log: ' + txt);
};
})(window.con
What's an easy way to read random line from a file in Unix command line?
...
This is simple.
cat file.txt | shuf -n 1
Granted this is just a tad slower than the "shuf -n 1 file.txt" on its own.
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What is the difference between Serializable and Externalizable in Java?
...putStream(
new FileOutputStream("/Users/Desktop/files/temp.txt"));
oos.writeObject(linkedListHead); //writing head of linked list
oos.close();
But if you want restricted serialization or don't want some portion of your object to be serialized then use Externalizable...
sed command with -i option failing on Mac, but works on Linux
...on you need to provide an extension for your backups.
If you have:
File1.txt
File2.cfg
The command (note the lack of space between -i and '' and the -e to make it work on new versions of Mac and on GNU):
sed -i'.original' -e 's/old_link/new_link/g' *
Create 2 backup files like:
File1.txt.ori...
How to set a value to a file input in HTML?
...pe="multipart/form-data">
<input type="file" value="c:/passwords.txt">
</form>
<script>document.foo.submit();</script>
You don't want the websites you visit to be able to do this, do you? =)
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How do you serve a file for download with AngularJS or Javascript?
...utton is clicked I would like to have the text offered for download as a .txt file. Is this possible using AngularJS or Javascript?
...
Android: install .apk programmatically [duplicate]
...omplete = new BroadcastReceiver() {
public void onReceive(Context ctxt, Intent intent) {
Intent install = new Intent(Intent.ACTION_VIEW);
install.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
install.setDataAndType(uri,
manager.getMimeTypeF...
How can I tell how many objects I've stored in an S3 bucket?
...t to a text file.
s3cmd ls -r s3://logs.mybucket/subfolder/ > listing.txt
Then in linux you can run a wc -l on the file to count the lines (1 line per object).
wc -l listing.txt
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jQuery get the location of an element relative to window
...we call the above event handler function
code snippet
function log(txt) {
$("#log").html("location : <b>" + txt + "</b> px")
}
$(function() {
var eTop = $('#element').offset().top; //get the offset top of the element
log(eTop - $(window).scrollTop()); //position of t...