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What's the difference between parenthesis $() and curly bracket ${} syntax in Makefile?
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There's no difference – they mean exactly the same (in GNU Make and in POSIX make).
I think that $(round brackets) look tidier, but that's just personal preference.
(Other answers point to the relevant sections of the GNU Make documentation, and note t...
What is the difference between setUp() and setUpClass() in Python unittest?
...ifference between setUp() and setUpClass() in the Python unittest framework? Why would setup be handled in one method over the other?
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How do HttpOnly cookies work with AJAX requests?
...lly provided as part of the XmlHttpRequest request. I don't know the implementation details of the Stack Overflow authentication provider, but that cookie data is probably automatically used to verify your identity at a lower level than the "vote" controller method.
More generally, cookies are not...
Installing Apple's Network Link Conditioner Tool
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It's in an additional download. Use this menu item:
Xcode > Open Developer Tool > More Developer Tools...
and get "Hardware IO Tools for Xcode".
For Xcode 8+, get "Additional Tools for Xcode [version]".
Double-click on a .prefPane file to install. If y...
Execute a command line binary with Node.js
... before.
The module for spawning child processes with Node.js is well documented in the documentation (v5.0.0). To execute a command and fetch its complete output as a buffer, use child_process.exec:
var exec = require('child_process').exec;
var cmd = 'prince -v builds/pdf/book.html -o builds/pdf/...
mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
...ng to select data from a MySQL table, but I get one of the following error messages:
31 Answers
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Is there a range class in C++11 for use with range based for loops?
...tee did not include it for whatever reason. It would've been a great complement to the range-base-for feature.
– Omnifarious
Aug 25 '11 at 6:18
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Access properties file programmatically with Spring?
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Beats me, I didn't get to vote :) I wouldn't use a PropertyPlaceholderConfigurer, though it's overkill for the task.
– skaffman
Nov 20 '09 at 16:15
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Gradle - getting the latest release version of a dependency
...cated) but it does support Ivy's latest.release. However, the general recommendation is to build against exact versions. Otherwise, the build can become a lottery.
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Determine if running on a rooted device
...ving this feature fail when it is used (and then show an appropriate error message to the user), I'd prefer an ability to silently check if root is available first, and if not,hide the respective options in the first place.
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