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Bash function to find newest file matching pattern
...s when the filenames can contain funny characters like spaces or newlines. If you can guarantee that the filenames will not contain funny characters then parsing ls is quite safe.
If you are developing a script which is meant to be run by many people on many systems in many different situations the...
Installing pip packages to $HOME folder
...to $HOME/Library/Python. This might change in a future release. But, for now, on 2.7 (and 3.2, if hg were supported on Python 3), the above locations will be $HOME/Library/Python/x.y/bin/hg and $HOME/Library/Python/x.y/lib/python/site-packages.
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How to tell if JRE or JDK is installed
... tried it on another, it complained that JDK was required. How can I check if JDK was somehow installed on my system? Note: the computer in question is a Mac.
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Get current URL path in PHP [duplicate]
I need to get the path from the URL of the current request. For example, if the current URL is:
3 Answers
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vc/mfc *通配符 批量删除文件 - c++1y / stl - 清泛IT社区，为创新赋能！
...nbsp; FileOp.pTo = NULL;
if (SHFileOperation(&FileOp) != 0)
printf("删除文件:%S失败(Error:%d)\n", delFileName, GetLastError());
&nb...
Ways to circumvent the same-origin policy
...is to use custom HTTP headers to allow both the browser and the server to know enough about each other to determine if the request or response should succeed or fail.
For a simple request, one that uses either GET or POST with no custom headers and whose body is text/plain, the request is sent with...
select count(*) from table of mysql in php
... removed entirely in 7. Let's make it easier to upgrade and start using it now.
$dbh = new \PDO($dsn, $user, $password);
$sth = $dbh->prepare('SELECT count(*) as total from Students');
$sth->execute();
print_r($sth->fetchAll());
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google chrome extension :: console.log() from background page?
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var bkg = chrome.extension.getBackgroundPage();
bkg.console.log('foo');
Now if you want to do the same within content scripts you have to use Message Passing to achieve that. The reason, they both belong to different domains, which make sense. There are many examples in the Message Passing page f...
How do you check if a variable is an array in JavaScript? [duplicate]
...ork as variable instanceof Number always returns false. Update: instanceof now goes 2/3 the speed!
So yet another update
Object.prototype.toString.call(variable) === '[object Array]';
This guy is the slowest for trying to check for an Array. However, this is a one stop shop for any type you're l...
SQL- Ignore case while searching for a string
...ave to compare both UPPER and LOWER variants because some characters have different representations in upper case but the same representation in lower case. For other characters, the opposite may be true. Java mentions the Georgian alphabet specifically as reason for doing an additional toLowerCase(...