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How can I generate a unique ID in Python? [duplicate]
...have to manually kill uuidd as root. I worked around this by setting uuid._uuid_generate_time and uuid._uuid_generate_random to None so the uuid module never used the native implementation. (That should really be an option anyway; generating V4 random UUIDs causing a daemon to be started is comple...
Recursive file search using PowerShell
...above mean is... ls -r -ea silentlycontinue -fo -inc "filename.txt" | % { $_.fullname }
– Andrew
Nov 4 '17 at 7:34
...
Check if a number is int or float
...>> if isinstance(x, int):
print 'x is a int!'
x is a int!
_EDIT:_
As pointed out, in case of long integers, the above won't work. So you need to do:
>>> x = 12L
>>> import numbers
>>> isinstance(x, numbers.Integral)
True
>>> isinstance(x, int)
F...
Are PDO prepared statements sufficient to prevent SQL injection?
...3.6, so in prior versions it cannot prevent this attack for every possible command!
It's now exposed as a DSN parameter, which should be used instead of SET NAMES...
The Saving Grace
As we said at the outset, for this attack to work the database connection must be encoded using a vulnerable chara...
App Inventor 2 Markdown 自研拓展：Markdown 格式渲染、转换为HTML、生成...
...是 Markdown 文本。
渲染完成会触发 OnPreviewReady。
when 按钮_预览.Click() {
Markdown1.MarkdownPreview(垂直布局_预览, 文本输入框_源码.Text)
}
when Markdown1.OnPreviewReady() {
标签_提示.Text = "渲染完成"
}
实时渲染大模型的回答
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How to undo the effect of “set -e” which makes bash exit immediately if any command fails?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Remove a cookie
...
You May Try this
if (isset($_COOKIE['remember_user'])) {
unset($_COOKIE['remember_user']);
setcookie('remember_user', null, -1, '/');
return true;
} else {
return false;
}
...
Cleanest way to get last item from Python iterator
...
item = defaultvalue
for item in my_iter:
pass
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Razor view engine, how to enter preprocessor(#if debug)
...
This is built in to HttpContext:
@if (HttpContext.Current.IsDebuggingEnabled)
{
// Means that debug="true" in Web.config
}
IMO, this makes more sense than conditional compilation for views and comes in handy for some testing scenarios. (S...
Regular Expression For Duplicate Words
...(\b\S+\b)\s+\b\1\b/
A good selection of test strings can be found here: http://callumacrae.github.com/regex-tuesday/challenge1.html
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