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How to make connection to Postgres via Node.js
...es://YourUserName:YourPassword@localhost:5432/YourDatabase";
var client = new pg.Client(conString);
client.connect();
//queries are queued and executed one after another once the connection becomes available
var x = 1000;
while (x > 0) {
client.query("INSERT INTO junk(name, a_number) value...
How do I remove  from the beginning of a file?
...onvert to UTF-8 without BOM, save the file, replace the old file with this new file. And it will work, damn sure.
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Rails 3 migrations: Adding reference column?
If I create a new rails 3 migration with (for example)
10 Answers
10
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count (non-blank) lines-of-code in bash
...Michael Cramer
4,58611 gold badge1818 silver badges1515 bronze badges
24
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How are the points in CSS specificity calculated
...the spec) is a much better description though. (Came here from answering a new question which turns out to be a dupe of this one, go figure...)
– BoltClock♦
Mar 2 '12 at 21:46
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Do htmlspecialchars and mysql_real_escape_string keep my PHP code safe from injection?
...s($_GET['imagesrc']) . ". />";
Our evil attacker can now inject whole new parameters
pic.png' onclick='location.href=xxx' onmouseover='...
gives us
<img src='pic.png' onclick='location.href=xxx' onmouseover='...' />
In these cases, there is no magic bullet, you just have to santise ...
Different font size of strings in the same TextView
...se a Spannable String
String s= "Hello Everyone";
SpannableString ss1= new SpannableString(s);
ss1.setSpan(new RelativeSizeSpan(2f), 0,5, 0); // set size
ss1.setSpan(new ForegroundColorSpan(Color.RED), 0, 5, 0);// set color
TextView tv= (TextView) findViewById(R.id.textview);
tv.setText(ss1)...
Unmarshaling nested JSON objects
...on the topic but none of them seem to cover my case, thus I'm creating a new one.
8 Answers
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Run a callback only if an attribute has changed in Rails
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This solution is deprecated in newer versions.
– Mateus Luiz
Feb 8 '18 at 14:07
6
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How can I make my flexbox layout take 100% vertical space?
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