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How to convert the ^M linebreak to 'normal' linebreak in a file opened in vim?
...rl-M> means type Ctrl+V then Ctrl+M.
Explanation
:%s
substitute, % = all lines
<Ctrl-V><Ctrl-M>
^M characters (the Ctrl-V is a Vim way of writing the Ctrl ^ character and Ctrl-M writes the M after the regular expression, resulting to ^M special character)
/\r/
with new line (\r)
...
How to restart Activity in Android
...his:
Intent intent = getIntent();
finish();
startActivity(intent);
Basically, I'm calling finish() first, and I'm using the exact same intent this activity was started with. That seems to do the trick?
UPDATE: As pointed out by Ralf below, Activity.recreate() is the way to go in API 11 and beyon...
scp with port number specified
...nstead of the lowercase p:
scp -P 80 ... # Use port 80 to bypass the firewall, instead of the scp default
The lowercase p switch is used with scp for the preservation of times and modes.
Here is an excerpt from scp's man page with all of the details concerning the two switches, as well as an exp...
Can I multiply strings in Java to repeat sequences? [duplicate]
... of repetitions, and the "-" with the string (or char) you want repeated.
All this does is create an empty string containing n number of 0x00 characters, and the built-in String#replace method does the rest.
Here's a sample to copy and paste:
public static String repeat(int count, String with) {
...
How to get last key in an array?
... on what the OP wants to do with that array after (might not be needed to call reset()) ;; but you're right in pointing that function, which could be useful.
– Pascal MARTIN
Feb 27 '10 at 17:16
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How to get past the login page with Wget?
...p
Make sure the --post-data parameter is properly percent-encoded (especially ampersands!) or the request will probably fail. Also make sure that user and password are the correct keys; you can find out the correct keys by sleuthing the HTML of the login page (look into your browser’s “inspect...
How do you use a variable in a regular expression?
I would like to create a String.replaceAll() method in JavaScript and I'm thinking that using a regex would be most terse way to do it. However, I can't figure out how to pass a variable in to a regex. I can do this already which will replace all the instances of "B" with "A" .
...
PHP: How to remove specific element from an array?
...tiple items with the same value, you can use array_keys to get the keys to all items:
foreach (array_keys($array, 'strawberry') as $key) {
unset($array[$key]);
}
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What's the best three-way merge tool? [closed]
...ry smart algorithm for solving conflicts, regular expressions for automatically solving conflicts, integrate with ClearCase, SVN, Git, MS Visual Studio, editable merged file, compare directories
Its keyboard-navigation is great: ctrl-arrows to navigate the diffs, ctrl-1, 2, 3 to do the merging.
Al...
Regular Expression to match string starting with “stop”
...bol whatsoever.
Check your regex flavor manual to know what shortcuts are allowed and what exactly do they match (and how do they deal with Unicode.)
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