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What's the purpose of SQL keyword “AS”?
...can set table aliases in SQL typing the identifier right after the table nam>me m>.
9 Answers
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Iterating through a Collection, avoiding ConcurrentModificationException when removing objects in a
...iterator.hasNext() like
// you would do in a while-loop. It would be the sam>me m> as doing:
// Iterator<String> iterator = list.iterator();
// while (iterator.hasNext()) {
for (Iterator<String> iterator = list.iterator(); iterator.hasNext();) {
String string = iterator.next();
...
LINQ's Distinct() on a particular property
... LINQ as it stands, although it's fairly easy to write:
public static IEnum>me m>rable<TSource> DistinctBy<TSource, TKey>
(this IEnum>me m>rable<TSource> source, Func<TSource, TKey> keySelector)
{
HashSet<TKey> seenKeys = new HashSet<TKey>();
foreach (TSource e...
Input from the keyboard in command line application
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For m>me m>, it just drops through this line with response = nil. Any idea what the problem is?
– Peter Webb
Mar 19 '16 at 6:14
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How are POST and GET variables handled in Python?
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suppose you're posting a html form with this:
<input type="text" nam>me m>="usernam>me m>">
If using raw cgi:
import cgi
form = cgi.FieldStorage()
print form["usernam>me m>"]
If using Django, Pylons, Flask or Pyramid:
print request.GET['usernam>me m>'] # for GET form m>me m>thod
print request.POST['usernam...
Encoding an image file with base64
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I'm not sure I understand your question. I assum>me m> you are doing som>me m>thing along the lines of:
import base64
with open("yourfile.ext", "rb") as image_file:
encoded_string = base64.b64encode(image_file.read())
You have to open the file first of course, and read its ...
How To: Execute command line in C#, get STD OUT results
...te = false;
p.StartInfo.RedirectStandardOutput = true;
p.StartInfo.FileNam>me m> = "YOURBATCHFILE.bat";
p.Start();
// Do not wait for the child process to exit before
// reading to the end of its redirected stream.
// p.WaitForExit();
// Read the output stream first and then wait.
string output =...
How to do case insensitive string comparison?
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show 5 more comm>me m>nts
227
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Passing a single item as IEnum>me m>rable
Is there a common way to pass a single item of type T to a m>me m>thod which expects an IEnum>me m>rable<T> param>me m>ter? Language is C#, fram>me m>work version 2.0.
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Create ArrayList from array
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@Luron - just use List<ClassNam>me m>> list = Arrays.asList(array)
– Pool
Jun 29 '11 at 15:18
250
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