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How do I kill all the processes in Mysql “show processlist”?
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You need to kill them 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)) ...
How to rename with prefix/suffix?
...ia brace expansion occurs before expanding wild card characters - at least by inference).
– Jonathan Leffler
Oct 16 '08 at 12:57
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Trying to add adb to PATH variable OSX
...TH so that I can launch it really easily. I have added directories before by for some reason adb does not want to be found. This is very frustrating. Has anyone else had this problem before?
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Simple way to copy or clone a DataRow?
... of the source data table.
var tableAux = table.Clone();
// Note: .Copy(), by contrast, would clone the data rows also.
// Select the data row to clone, e.g. the 2nd one:
var row = table.Rows[1];
// Import the data row of interest into the aux. table.
// This creates a *shallow clone* of it.
// No...
How can I reliably get an object's address when operator& is overloaded?
...hat a conversion sequence may contain at most one user-defined conversion. By wrapping the type in addr_impl_ref and forcing the use of a conversion sequence already, we "disable" any conversion operator that the type comes with.
Thus the f(T&,long) overload is selected (and the Integral Promot...
Deserialize JSON to ArrayList using Jackson
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You can deserialize directly to a list by using the TypeReference wrapper. An example method:
public static <T> T fromJSON(final TypeReference<T> type,
final String jsonPacket) {
T data = null;
try {
data = new ObjectMapper().readVa...
Difference between SRC and HREF
... document (in case of link) and the destination anchor or resource defined by this attribute. When we write:
<link href="style.css" rel="stylesheet" />
The browser understands that this resource is a stylesheet and the processing parsing of the page is not paused (rendering might be paused ...
How to make inline functions in C#
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Func<int, int, int> add = (x, y) => x + y; // types are inferred by the compiler
Statement lambdas:
Action<int> print = (int x) => { Console.WriteLine(x); };
Action<int> print = x => { Console.WriteLine(x); }; // inferred types
Func<int, int, int> add = (x, y) =&g...
How do I run a spring boot executable jar in a Production environment?
...urapp
WorkingDirectory=/var/yourapp
SuccessExitStatus=143
[Install]
WantedBy=multi-user.target
More information at the following links:
Installation as an init.d service
Installation as a systemd service
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Statistics: combinations in Python
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A quick search on google code gives (it uses formula from @Mark Byers's answer):
def choose(n, k):
"""
A fast way to calculate binomial coefficients by Andrew Dalke (contrib).
"""
if 0 <= k <= n:
ntok = 1
ktok = 1
for t in xrange(1, min(k, n ...