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What can I do with a moved-from object?
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Moved-from objects exist in an unspecified, but valid, state. That suggests that whilst the object might not be capable of doing much anymore, all of its member functions should still exhibit defined behaviour — including operator= — and all its members in a defined state...
What does a script-Tag with src AND content mean?
...ce this behaviour is unreliable (and prohibited in HTML5), it should be avoided.
Google isn't relying an any specific behaviour. Since the content is just an object literal (a value), executing it would not actually do anything except cause a silent error. Google's code looks at the contents of the...
Force to open “Save As…” popup open at text link click for PDF in HTML
...shouldn't even do this - it should be left up to the user/user agent to decide what do to with the content you provide. The user can always force their browser to download the file if they wish to.
If you still want to force the browser to download the file, modify the HTTP headers directly. Here's...
How do I see the current encoding of a file in Sublime Text?
... Why isn't this enabled by default... +1
– Daniel Lidström
Apr 16 at 11:08
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check if directory exists and delete in one command unix
...this isn't the answer. One reason for testing before deleting would be inside a Jenkins job. If the directory doesn't exist and you try to delete it, that will fail the job. Checking beforehand is the better option.
– lumberjacked
Mar 1 '17 at 21:38
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What is a Memory Heap?
...at the heap is the portion of memory where dynamically allocated memory resides (i.e. memory allocated via malloc). Memory allocated from the heap will remain allocated until one of the following occurs:
The memory is free'd
The program terminates
If all references to allocated memory are lost ...
How can Bash execute a command in a different directory context?
...ortant for running it correctly. The script affects the files that live inside the directory it is run within.
4 Answers
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Difference between path.normalize and path.resolve in Node.js
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path.normalize gets rid of the extra ., .., etc. in the path. path.resolve resolves a path into an absolute path. Example (my current working directory was /Users/mtilley/src/testing):
> path.normalize('../../src/../src/node')
'../../src/node...
How do you get current active/default Environment profile programmatically in Spring?
...is approach is that it won't get all of the profiles that Spring might consider when evaluating @Profile. Apps can also use the spring.profiles.include property, and can set profiles programmatically during initialization using ConfigurableEnvironment. Environment.getActiveProfiles() will get the ...
Show constraints on tables command
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This helped me find a corrupt table that had the column 'id' referencing several foreign keys. No wonder the table got 1452 IntegrityError.
– Vicky T
Sep 5 '15 at 16:03
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