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To switch from vertical split to horizontal split fast in Vim
...g list says (re-formatted for better readability):
To change two vertically split
windows to horizonally split
Ctrl-w t Ctrl-w K
Horizontally to vertically:
Ctrl-w t Ctrl-w H
Explanations:
Ctrl-w t makes the first (topleft) window current
Ctrl-w K moves th...
Using the “start” command with parameters passed to the started program
...iles\Microsoft Virtual PC\Virtual PC.exe" -pc "MY-PC" -launch
and you're all set. Since you're not starting up a command prompt to launch it, there will be no DOS Box.
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jQuery textbox change event doesn't fire until textbox loses focus?
...ging text around, and add a lastValue variable to ensure that the text actually did change:
var lastValue = '';
$("#textbox").on('change keyup paste mouseup', function() {
if ($(this).val() != lastValue) {
lastValue = $(this).val();
console.log('The text box really changed this...
Create two blank lines in Markdown
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@david I tried this on the Daring Fireball 'Dingus' page, with <code> block, but with backticks, it does get rendered as &nbsp; where in HTML, it's &amp;nbsp;
– user3290525
Mar 12 '17 at 14:03
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How is malloc() implemented internally? [duplicate]
Can anyone explain how malloc() works internally?
3 Answers
3
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psql invalid command \N while restore sql
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Postgres uses "\N" as substitute symbol for NULL value. But all psql commands starts by backslash "\" symbol. So you can get this messages, when probably copy statement fails, but a loading of dump continues. This message is only false alarm. You have to search a lines before for reas...
How to create a directory in Java?
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-1: That is actually a really bad technique to create a directory. The access to the FS is not reserved to a dedicated resource. Between if(!theDir.exists()) and theDir.mkdir() the status could have changed, as well as it could change in bet...
How to calculate the running time of my program? [duplicate]
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This is outdated. Better answers all across SO - this should be deleted. Especially since it doesn't discourage manual calculation of unit conversions.
– anon58192932
Jan 26 '18 at 22:54
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Python pip install fails: invalid command egg_info
I find that recently often when I try to install a Python package using pip , I get the error(s) below.
15 Answers
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Selecting/excluding sets of columns in pandas [duplicate]
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@3kstc you can use df1.iloc[:, [-1]] this will select all rows, last column.
– Kocur4d
Apr 25 '18 at 10:16
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