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Go to beginning of line without opening new line in VI
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For me, pressing ^ is usually not as easy as pressing 0 and w consecutively.
– DXDXY
Feb 11 '16 at 0:51
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Using IQueryable with Linq
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Marc Gravell's answer is very complete, but I thought I'd add something about this from the user's point of view, as well...
The main difference, from a user's perspective, is that, when you use IQueryable<T> (with a provider that supports things correctly), you can save a lot of...
Disabled href tag
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There is no disabled attribute for hyperlinks. If you don't want something to be linked then you'll need to remove the <a> tag altogether, or remove its href attribute.
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How to check if a query string value is present via JavaScript?
...ice, I use them because I think they lead to cleaner code, since they help me avoid nested if statements and show exactly what is going on at a certain point in code. As for the stict cases, both the left hand and right hand sides will always be numbers, so what difference would switching to strict...
How to check if bootstrap modal is open, so i can use jquery validate
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To avoid the race condition @GregPettit mentions, one can use:
($("element").data('bs.modal') || {})._isShown // Bootstrap 4
($("element").data('bs.modal') || {}).isShown // Bootstrap <= 3
as discussed in Twitter Bootstrap Modal - IsShown.
When the mo...
What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
...url request that manually sets the Origin header, but this request would come from outside a browser, and may not have browser-specific info (such as cookies).
Remember: CORS is not security. Do not rely on CORS to secure your site. If you are serving protected data, use cookies or OAuth tokens or ...
PHP Fatal error: Cannot redeclare class
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It means you've already created a class.
For instance:
class Foo {}
// some code here
class Foo {}
That second Foo would throw the error.
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How to trim white spaces of array values in php
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array_map and trim can do the job
$trimmed_array = array_map('trim', $fruit);
print_r($trimmed_array);
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What does “connection reset by peer” mean?
What is the meaning of the "connection reset by peer" error on a TCP connection? Is it a fatal error or just a notification or related to the network failure?
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Is a statically-typed full Lisp variant possible?
...statically-typed full Lisp variant possible? Does it even make sense for something like this to exist? I believe one of a Lisp language's virtues is the simplicity of its definition. Would static typing compromise this core principle?
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