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Unix command to find lines common in two files
I'm sure I once found a unix command which could print the common lines from two or more files, does anyone know its name? It was much simpler than diff .
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custom listview adapter getView method being called multiple times, and in no coherent order
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The behavior between 2.3 and 4.x era ListView has changed significantly. The take away is, as ListView is designed, your cells/list_items need to be pure views and they need to be optimized for drawing quickly. According to the Google I/O talk on ListView,...
How can I check if multiplying two numbers in Java will cause an overflow?
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Java 8 has Math.multiplyExact, Math.addExact etc. for ints and long. These throw an unchecked ArithmeticException on overflow.
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ssh: connect to host github.com port 22: Connection timed out
I am under a proxy and I am pushing in to git successfully for quite a while.
Now I am not able to push into git all of a sudden.
I have set the RSA key and the proxy and double checked them, with no avail and git is throwing me the error shown in the title of the page.
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Programmatically selecting text in an input field on iOS devices (mobile Safari)
How do you programmatically select the text of an input field on iOS devices, e.g. iPhone, iPad running mobile Safari?
10 A...
Start a git commit message with a hashmark (#)
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The next question is: Where can I edit the commit message comments that git introduces which start by default with a # ?
– Alex
Apr 16 '12 at 14:51
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How to convert SQL Query result to PANDAS Data Structure?
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@BowenLiu Yes, you can use with psycopg2 df.columns=[ x.name for x in recoverall.description ]
– Gnudiff
Feb 28 at 11:36
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Cannot overwrite model once compiled Mongoose
...hema once, and then have a global object call it when it needs it.
For example:
user_model.js
var mongoose = require('mongoose');
var Schema = mongoose.Schema;
var userSchema = new Schema({
name:String,
email:String,
password:String,
phone:Number,
_enabled:Boolean
});
module.exp...
pip broke. how to fix DistributionNotFound error?
Whenever i try to use pip I get an error. For exampple:
11 Answers
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What's an easy way to read random line from a file in Unix command line?
What's an easy way to read random line from a file in Unix command line?
13 Answers
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