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How to install Java 8 on Mac
...m using IntelliJ 13 CE and Mac OS X 9 Mavericks. I ran Oracle's Java 8 installer, and the files look like they ended up at
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How to use java.net.URLConnection to fire and handle HTTP requests?
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First a disclaimer beforehand: the posted code snippets are all basic examples. You'll need to handle trivial IOExceptions and RuntimeExceptions like NullPointerException, ArrayIndexOutOfBoundsException and consorts yourself.
Preparing
We first need to know at least the URL and the c...
How can I pass a list as a command-line argument with argparse?
...ingle argument.
parser.add_argument('--list-type', type=list)
# This will allow you to provide multiple arguments, but you will get
# a list of lists which is not desired.
parser.add_argument('--list-type-nargs', type=list, nargs='+')
# This is the correct way to handle accepting multiple argument...
Shell command to sum integers, one per line?
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just used this for a: count all documents’ pages script: ls $@ | xargs -i pdftk {} dump_data | grep NumberOfPages | awk '{s+=$2} END {print s}'
– flying sheep
Jul 10 '13 at 14:42
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Best way to convert an ArrayList to a string
...al #14; //Method java/lang/StringBuilder."<init>":()V
68: aload_2
69: invokevirtual #15; //Method java/lang/StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
72: aload 4
74: invokevirtual #15; //Method java/lang/StringBuilder.append:(Ljava/lang/String;)...
Mixing a PHP variable with a string literal
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$bucket = '$node->' . $fieldname . "['und'][0]['value'] = " . '$form_state' . "['values']['" . $fieldname . "']";
print $bucket;
yields:
$node->mindd_2_study_status['und'][0]['value'] = $form_state['values']
['mindd_2_study_status']
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Table Header Views in StoryBoards
...when I had moved the view out of the regular hierarchy first; I dragged it all the way to the bottom of the outline for that scene. Then, in a 2nd step, I could move it onto the table view.
– Daniel Schneller
Sep 23 '13 at 20:00
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An async/await example that causes a deadlock
...lick for UI / MyController.Get for ASP.NET):
The top-level method calls GetJsonAsync (within the UI/ASP.NET context).
GetJsonAsync starts the REST request by calling HttpClient.GetStringAsync (still within the context).
GetStringAsync returns an uncompleted Task, indicating the REST requ...
Replace all whitespace characters
I want to replace all occurrences of white space characters (space, tab, newline) in JavaScript.
How to do so?
9 Answer...
How to check if a process id (PID) exists
...process is not owned by the running user, you may not have permissions to call kill -0. Better to use ps -p $PID > /dev/null 2>&1, which allows you to see process status, even if you do not have permissions to send a signal.
– mckoss
Apr 1 '12 at 16:...