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git diff file against its last change
Is it possible to get git to produce a diff between a specific file as it exists now, and as it existed before the last commit that changed it?
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How do I kill all the processes in Mysql “show processlist”?
...m one by one, MySQL does not have any massive kill command. You can script it in any language, for example in PHP you can use something like:
$result = mysql_query("SHOW FULL PROCESSLIST");
while ($row=mysql_fetch_array($result)) {
$process_id=$row["Id"];
if ($row["Time"] > 200 ) {
$sql=...
How to download a branch with git?
I have a project hosted on GitHub. I created a branch on one computer, then pushed my changes to GitHub with:
10 Answers
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C# 4.0 optional out/ref arguments
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As already mentioned, this is simply not allowed and I think it makes a very good sense.
However, to add some more details, here is a quote from the C# 4.0 Specification, section 21.1:
Formal parameters of constructors, methods, indexers and delegate types can be declared optional:...
Why is a C++ Vector called a Vector?
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Mathematical definition of a vector is a member of the set Sn, which is an ordered sequence of values in a specific set (S). This is what a C++ vector stores.
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How do I update/upsert a document in Mongoose?
Perhaps it's the time, perhaps it's me drowning in sparse documentation and not being able to wrap my head around the concept of updating in Mongoose :)
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Can't install Ruby under Lion with RVM – GCC issues
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This answer was edited multiple times and now contains several alternative solutions. Try the simple “Edit 3” solution first.
Ruby 1.9.3-p125 and later have official support for clang, so if you are installing such a version you should n...
How to append data to div using JavaScript?
...here I fill the div from JavaScript, how can I append new data to the div without losing the previous data found in div?
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Chrome Development Tool: [VM] file from javascript
... (jaydata.js) and was pressing "Step over to the next function call."
When it got to a line that was:
9 Answers
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How to cat a file containing code?
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You only need a minimal change; single-quote the here-document delimiter after <<.
cat <<'EOF' >> brightup.sh
or equivalently backslash-escape it:
cat <<\EOF >>brightup.sh
Without quoting, the here document will undergo variable substitution, backticks will...