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Is it possible to use 'else' in a list comprehension? [duplicate]
..., 2, 3]
So for your example,
table = ''.join(chr(index) if index in ords_to_keep else replace_with
for index in xrange(15))
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Does Java have buffer overflows?
... C# do not have these problems, but the specific virtual machines (JVM/CLR/etc) which actually run the code may.
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how to find host name from IP with out login to the host
...ch use names to identify hosts including DNS, DHCP, LDAP (DN's), hostname, etc. and many systems use zeroconf to synchronize names between multiple naming systems. For this reason, results from hostname will sometimes match results from dig (see below) or other naming systems, but often times they w...
What is the difference between Factory and Strategy patterns?
...fferent arguments may result in different objects. It depends on the logic etc.
The Strategy Pattern.
Encapsulate the algorithm ( steps ) to perform an action. So you can change the strategy and use another algorithm.
While both look like very similar, the purpose is rather different, one pur...
How to apply two CSS classes to a single element
...ss is for color and second class is for setting width, height, font-style, etc.
When we combine both the classes then the first class and second class both are in
effect.
.color
{background-color:#21B286;}
.box
{
width:"100%";
height:"100px";
font-size: 16px;
text-align:center;
...
Nodejs send file in response
... util.pump is gone and was replaced with a method on the Stream prototype called pipe; the code below reflects this.
var http = require('http'),
fileSystem = require('fs'),
path = require('path');
http.createServer(function(request, response) {
var filePath = path.join(__dirname, 'myfi...
Inserting HTML elements with JavaScript
...can use native DOM methods for insertion such as insertBefore, appendChild etc.
You have access to the actual DOM nodes before they're inserted; you can access the fragment's childNodes object.
Using document fragments is very quick; faster than creating elements outside of the DOM and in certain si...
Android Studio - How to Change Android SDK Path
...SDK location: C:\android-sdk; I have sub-folders like
add-ons, platforms etc under C:\android-sdk)
5. Click OK to save changes
6. Have fun!
Following steps were for older versions(<1.0) of Android Studio
4. In the middle column Click on Android SDK (with Android icon) OR click + on the...
How to download source in ZIP format from GitHub?
...ut downloading the whole thing each time and writing over your own changes etc. A ZIP file won't let you do that.
It is mostly meant for people who want to develop the source rather than people who just want to get the source one off and not make changes.
But it just so happens you can get a ZIP f...
How to check for valid email address? [duplicate]
...ere is no point. Even if you can verify that the email address is syntactically valid, you'll still need to check that it was not mistyped, and that it actually goes to the person you think it does. The only way to do that is to send them an email and have them click a link to verify.
Therefore, a ...