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Django: How to completely uninstall a Django app?
... of all traces of the app in your DB. You still need to copy and paste (or pipe) those statements into your SQL client. For Django 1.7 and up, use ./manage.py migrate my_app_name zero (see the migrate docs), which runs the database cleaning automatically.
To remove the app from your project, all you...
difference between socket programming and Http programming
...esponse.
Stream receiveStream = response.GetResponseStream ();
// Pipes the stream to a higher level stream reader with the required encoding format.
StreamReader readStream = new StreamReader (receiveStream, Encoding.UTF8);
Console.WriteLine ("Response stream received.");
Con...
Java String split removed empty values
...rintln(splt.length); //output:7
What I've done here is, I'm removing "|" pipe at the end and then splitting the String. If you have "," as a seperator then you need to add ",$" inside replaceAll.
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What are the differences between Deferred, Promise and Future in JavaScript?
...tach additional handlers or determine the state (then, done, fail, always, pipe, progress, state and promise), but not ones that change the state (resolve, reject, notify, resolveWith, rejectWith, and notifyWith).
If target is provided, deferred.promise() will attach the methods onto it and then re...
How to use > in an xargs command?
...d but a doubt regd. not using xargs without -0: this only applies when you pipe find's output with xargs, right? when I do xargs -a <input_file> how would I use this? Most commands like grep outputs with \n and not \0. The only way I can think of to work around this is to use tr again to fix t...
How do I find the most recent git commit that modified a file?
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if you use git log -n1 -- <thefile> (or pipe the output to head -1 if you want to waste resources) you don't have to manually pick the top line (see Jo Liss's answer)
– Tobias Kienzler
Apr 20 '11 at 9:37
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How to align checkboxes and their labels consistently cross-browsers
...y projects other than the one I was working on this morning, so definitely pipe up if you find something that works more consistently.
Warning! This answer is too old and doesn't work on modern browsers.
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Using awk to remove the Byte-order mark
How would an awk script (presumably a one-liner) for removing a BOM look like?
5 Answers
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Prompt for user input in PowerShell
...t of script execution
param(
[Parameter(Mandatory = $True,valueFromPipeline=$true)][String] $value1,
[Parameter(Mandatory = $True,valueFromPipeline=$true)][String] $value2
)
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Select by partial string from a pandas DataFrame
...rch
This is most easily achieved through a regex search using the regex OR pipe.
# Slightly modified example.
df4 = pd.DataFrame({'col': ['foo abc', 'foobar xyz', 'bar32', 'baz 45']})
df4
col
0 foo abc
1 foobar xyz
2 bar32
3 baz 45
df4[df4['col'].str.contains(r'foo|baz')]...