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lock(new object()) — Cargo cult or some crazy “language special case”?
...r. Not sure if c# does lock elision or if it does whether it preserves the ordering semantics of the lock.
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jquery how to empty input field
I am in a mobile app and I use an input field in order user submit a number.
7 Answers
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What is the difference between double-ampersand (&&) and semicolon (;) in Linux Bash?
...e second command won't be executed. The later simply executes them both in order.
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PHP Array to CSV
...' format by built in php function fputcsv takes care of commas, quotes and etc..
Look at
https://coderwall.com/p/zvzwwa/array-to-comma-separated-string-in-php
http://www.php.net/manual/en/function.fputcsv.php
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CSS: Setting width/height as Percentage minus pixels
...if you use Less you'd better compile a file with lessc --strict-math=on in order less not to evaluate the expression inside the calc -- just a problem I faced and spent a lot of time (as of Less 2.0.0)
– Dmitry Wojciechowski
Nov 29 '14 at 4:46
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What does int argc, char *argv[] mean?
...issisble, though eccentric, to use: char *args[] = { "cat", "/dev/null", "/etc/passwd", 0 }; execv("/bin/ls", args);. On many systems, the value seen by the program as argv[0] will be cat, even though the executable is /bin/ls.
– Jonathan Leffler
Feb 5 '16 at ...
How can I use an array of function pointers?
... to the widget be dropped.
* If an object class overrides destroy() in order to perform class
* specific destruction then it must still invoke its superclass'
* implementation of the method after it is finished with its
* own cleanup. (See gtk_widget_real_destroy() for an example of
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How to mount a host directory in a Docker container
...gt; tuple. The --mount syntax is more verbose than -v or --volume, but the order of the keys is not significant, and the value of the flag is easier to understand.
The type of the mount, which can be bind, volume, or tmpfs. (We are going to use bind)
The source of the mount. For bind mounts, this is...
How to delete a stash created with git stash create?
... 3, and 5. The correct way to drop 1, 2, and 3, would be to do them in the order 3, 2, 1, or 1, 1, 1. Also, it's 0 indexed, with 0 being at the top of the stack.
– ArtOfWarfare
Sep 17 '13 at 15:36
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Why does JPA have a @Transient annotation?
...ystem uses tools to generate entities from database. (Hibernate has those, etc...)
Now, suppose that by your business logic you need a particular field NOT to be persisted. You have to "configure" your entity in a particular way.
While Transient keyword works on an object - as it behaves within a j...