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Read first N lines of a file in python
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There is no specific method to read number of lines exposed by file object.
I guess the easiest way would be following:
lines =[]
with open(file_name) as f:
lines.extend(f.readline() for i in xrange(N))
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gulp command not found - error after installing gulp
...e command in a new Node.js command prompt
I tried the NODE_PATH mentioned by @SteveLacy but the command prompt was still not able to detect gulp command
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Multi-line tooltips in Java?
... {
LookAndFeel.uninstallBorder(c);
}
}
And you would use it by calling this method, before your UI is created:
MultiLineToolTipUI.installUI();
Then in your properties files just insert newlines to wrap your tool tips as desired.
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Programmatically relaunch/recreate an activity?
... Android SDK 11 added a recreate() method to activities.
I've done that by simply reusing the intent that started the activity. Define an intent starterIntent in your class and assign it in onCreate() using starterIntent = getIntent();. Then when you want to restart the activity, call finish(); s...
How to use ssh agent forwarding with “vagrant ssh”?
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If you are on Windows, SSH Forwarding in Vagrant does not work properly by default (because of a bug in net-ssh). See this particular Vagrant bug report: https://github.com/mitchellh/vagrant/issues/1735
However, there is a workaround! Simply auto-copy your local SSH key to the Vagrant VM via a s...
How do I concatenate multiple C++ strings on one line?
...<< myInt << niceToSeeYouString).str();
– Byzantian
Jan 7 '13 at 2:12
43
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How to change row color in datagridview?
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You can Change Backcolor row by row using your condition.and this function call after applying Datasource of DatagridView.
Here Is the function for that.
Simply copy that and put it after Databind
private void ChangeRowColor()
{
for (int i = 0; i &...
Get value of c# dynamic property via string
...ng name)
{
return Microsoft.VisualBasic.CompilerServices.Versioned.CallByName(target, name, CallType.Get);
}
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How can I reverse a list in Python?
...syntax is explained well in the Python What's new Entry for release 2.3.5
By special request in a comment this is the most current slice documentation.
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How to add footnotes to GitHub-flavoured Markdown?
...e bottom of the post, make a reference of the numbered marker and followed by a colon and the link, I.E. [1]: http://www.example.com/link1
And once you preview it, it will be rendered as numbered links in the body of the post.
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