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How can I get the last 7 characters of a PHP string?
... php docs:
string substr ( string $string , int $start [, int $length ] )
If start is negative, the returned string will start at the start'th character from the end of string.
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Deleting lines from one file which are in another file
...rather than patterns (in case you want remove the lines in a "what you see if what you get" manner rather than treating the lines in f2 as regex patterns).
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How do I find which transaction is causing a “Waiting for table metadata lock” state?
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If you cannot find the process locking the table (cause it is alreay dead), it may be a thread still cleaning up like this
section TRANSACTION of
show engine innodb status;
at the end
---TRANSACTION 1135701157, ACTIVE 67...
A route named “x” is already in the route collection. Route names must be unique. Exception with ASP
...mboca - cleaning doesn't delete DLLs that aren't part of the project. E.g. if you changed your project's assembly name, the old assembly would remain in the bin folder.
– Josh M.
Mar 30 '13 at 5:14
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how to view the contents of a .pem certificate
I am using Java keytool . I have exported a self-signed .pem certificate from my keystore. Is there a command to view the certificate details directly from the .pem file (not of the certificate in the keystore)?
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How to make a python, command-line program autocomplete arbitrary things NOT interpreter
...t readline
def completer(text, state):
options = [i for i in commands if i.startswith(text)]
if state < len(options):
return options[state]
else:
return None
readline.parse_and_bind("tab: complete")
readline.set_completer(completer)
The official module docs aren't ...
Android getting value from selected radiobutton
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In case, if you want to do some job on the selection of one of the radio buttons (without having any additional OK button or something), your code is fine, updated little.
public class MainActivity extends Activity {
@Override
...
RSpec vs Cucumber (RSpec stories) [closed]
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If you haven't already, you might want to check out Dan North's excellent article, What's in a Story? as a starting point.
We have two main uses for Cucumber stories. First, because the story form is very specific it helps f...
CSS display: table min-height not working
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Not true. If I want a table to be AT LEAST 8in tall (I use css for print control) and it lacks enough rows to fill it, but I have a tfoot defined, I can provide a spacer row (allowed to stretch vertically), while defining height on my ...
C＋＋模板的特化 - C/C++ - 清泛网 - 专注C/C++及内核技术
...tic bool IsEqual(const vector<T>& lh, const vector<T>& rh)
{
if(lh.size() != rh.size()) return false;
else
{
for(int i = 0; i < lh.size(); ++i)
{
if(lh[i] != rh[i]) return false;
}
}
return true...