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What does $1 [QSA,L] mean in my .htaccess file?
...ce to give a complete tutorial, but here it is in short;
RewriteCond basically means "execute the next RewriteRule only if this is true". The !-l path is the condition that the request is not for a link (! means not, -l means link)
The RewriteRule basically means that if the request is done that m...
Vim: insert the same characters across multiple lines
...e the screen in the first line - until Esc is pressed (6.), at which point all lines will be updated.
Press Esc.
An uppercase I must be used rather than a lowercase i, because the lowercase i is interpreted as the start of a text object, which is rather useful on its own, e.g. for selecting insi...
Rails 4 - Strong Parameters - Nested Objects
... @nayiaw i also get the unpermitted message but adding permit! raises this error NoMethodError (undefined method permit!' for #<Array:0x007f80cb71ea00>):`
– wuliwong
Apr 17 '18 at 22:17
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How do you get a query string on Flask?
...ut since this answer correctly answers the question my Google search terms alluded to ('flask get request parameter') I'm up-voting it anyhow. I'm a pedant too, but I'm chalking this up to web mysticism. ????
– Michael Scheper
Jan 13 '17 at 23:45
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Why does one often see “null != variable” instead of “variable != null” in C#?
...n you do an assignment in a conditional nowadays, and C# actually gives an error. Most people just stick with the var == null scheme since it's easier to read for some people.
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How can I strip first and last double quotes?
...
If you can't assume that all the strings you process have double quotes you can use something like this:
if string.startswith('"') and string.endswith('"'):
string = string[1:-1]
Edit:
I'm sure that you just used string as the variable name f...
How can I exclude all “permission denied” messages from “find”?
... be largely hypothetical.
* If your system is configured to show localized error messages, prefix the find calls below with LC_ALL=C (LC_ALL=C find ...) to ensure that English messages are reported, so that grep -v 'Permission denied' works as intended. Invariably, however, any error messages that d...
How to replace a hash key with another key
...but you should be aware that using those two operators in ruby is not only error prone but also very dangerous when used wrong in validations against injections. See here for an explanation. Hope you don't mind spreading the awareness.
– Jorn van de Beek
Sep ...
Declare and initialize a Dictionary in Typescript
...this has since been fixed (not sure which exact TS version). I
get these errors in VS, as you would expect: Index signatures are
incompatible. Type '{ firstName: string; }' is not assignable to type
'IPerson'. Property 'lastName' is missing in type '{ firstName:
string; }'.
Apparently thi...
浅谈HTML5 & CSS3的新交互特性 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...尽相同。了解 HTML5和CSS3的兼容性是十分必要的。下面的连接是一个专门跟踪HTML5和CSS3兼容性的网站，有兴趣的朋友可以点击查看：
http://fmbip.com/litmus
以上这篇浅谈HTML5 & CSS3的新交互特性就是小编分享给大家的全部内容了，希...