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How to diff one file to an arbitrary version in Git?
...diff <revision> <path>
For example:
git diff b0d14a4 foobar.txt
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How does git compute file hashes?
..." ) | sha1sum | sed 's/ .*$//'
}
Test:
$ echo 'Hello, World!' > test.txt
$ git hash-object test.txt
8ab686eafeb1f44702738c8b0f24f2567c36da6d
$ git-hash-object test.txt
8ab686eafeb1f44702738c8b0f24f2567c36da6d
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How to change past commit to include a missed file?
...rgot to add some file immediately, just do:
# edited file-that-i-remember.txt
git add file-that-i-remember.txt
git commit
# realize you forgot a file
git add file-that-i-forgot.txt
git commit --amend --no-edit
Where --no-edit will keep the same commit message.
Easy peasy!
...
How to print to console in pytest?
...range(5):
print i
out, err = capsys.readouterr()
open("err.txt", "w").write(err)
open("out.txt", "w").write(out)
You can open the out and err files in a separate tab and let editor automatically refresh it for you, or do a simple py.test; cat out.txt shell command to run your t...
How can I create a UILabel with strikethrough text?
... if let attributedStringText = self.attributedText {
let txt = attributedStringText.string
self.attributedText = nil
self.text = txt
return
}
}
}
}
Use it like this :
yourLabel.strikeThrough(btn.isSelected) // true OR false...
Implicit “Submit” after hitting Done on the keyboard at the last EditText
...r activity put this (e. g. in onCreate):
// your text box
EditText edit_txt = (EditText) findViewById(R.id.search_edit);
edit_txt.setOnEditorActionListener(new EditText.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
...
How to get HTTP response code for a URL in Java?
...
URL url = new URL("http://www.google.com/humans.txt");
HttpURLConnection http = (HttpURLConnection)url.openConnection();
int statusCode = http.getResponseCode();
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How to use CURL via a proxy?
...o/20070914 Firefox/2.0.0.7");
curl_setopt($ch, CURLOPT_COOKIEJAR, "cookies.txt"); // cookies storage / here the changes have been made
curl_setopt($ch, CURLOPT_COOKIEFILE, "cookies.txt");
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // false for https
curl_setopt($ch, CURLOPT_ENCODING, "gzip"); ...
How do I handle the window close event in Tkinter?
...oot.config(menu=menubar)
# create a Text widget with a Scrollbar attached
txt = scrolledtext.ScrolledText(root, undo=True)
txt['font'] = ('consolas', '12')
txt.pack(expand=True, fill='both')
root.mainloop()
In this example we give the user two new exit options:
the classic File → Exit, and also...
Parse v. TryParse
...r and if it fail then assign number to zero.
if (!Int32.TryParse(txt,out tmpint)) {
tmpint = 0;
}
and:
try {
tmpint = Convert.ToInt32(txt);
} catch (Exception) {
tmpint = 0;
}
For c#, the best option is to use trypars...