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How to remove first 10 characters from a string?
...starts at a specified character position and taking length no of character from the startIndex.
So for this scenario, you may use the first method like this below:
var str = "hello world!";
str = str.Substring(10);
Here the output is:
d!
If you may apply defensive coding by checking its leng...
Django MEDIA_URL and MEDIA_ROOT
...go 2.1 documentation: Serving files uploaded by a user during development
from django.conf import settings
from django.conf.urls.static import static
urlpatterns = patterns('',
# ... the rest of your URLconf goes here ...
) + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
You ...
What's the difference between a proc and a lambda in Ruby?
...mbda {} gives you a proc that checks the number of arguments passed to it. From ri Kernel#lambda:
Equivalent to Proc.new, except the resulting Proc objects check the number of parameters passed when called.
An example:
p = Proc.new {|a, b| puts a**2+b**2 } # => #<Proc:0x3c7d28@(irb):1&g...
How does strtok() split the string into tokens in C?
...he manual says it breaks the string into tokens. I am unable to understand from the manual what it actually does.
15 Answer...
Hidden features of Android development?
...gle native apps is available for you to browse, download, borrow, or steal from the Android Open Source project.
Using the resources framework, creating localized versions of your app is as simple as adding a new annotated subfolder (Eg. values-fr) that contains an XML file with strings in a differe...
What is the most efficient way to store a list in the Django models?
... a guide to creating a SeperatedValueField on his blog. Here is the code:
from django.db import models
class SeparatedValuesField(models.TextField):
__metaclass__ = models.SubfieldBase
def __init__(self, *args, **kwargs):
self.token = kwargs.pop('token', ',')
super(Separat...
Defining private module functions in python
...e;-). A single leading underscore means you're not supposed to access it "from the outside" -- two leading underscores (w/o trailing underscores) carry the message even more forcefully... but, in the end, it still depends on social convention and consensus: Python's introspection is forceful enough...
Passing command line arguments to R CMD BATCH
I have been using R CMD BATCH my_script.R from a terminal to execute an R script. I am now at the point where I would like to pass an argument to the command, but am having some issues getting it working. If I do R CMD BATCH my_script.R blabla then blabla becomes the output file, rather th...
Saving and Reading Bitmaps/Images from Internal memory in Android
...ave to give the image name by which you want to save it.
To Read the file from internal memory. Use below code
private void loadImageFromStorage(String path)
{
try {
File f=new File(path, "profile.jpg");
Bitmap b = BitmapFactory.decodeStream(new FileInputStream(f));
...
How can I delete one element from an array by value
... personally like [1, 2, 3, 4, 5] - [3] which results in => [1, 2, 4, 5] from irb.
– Travis
Apr 5 '12 at 19:31
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