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mongo - couldn't connect to server 127.0.0.1:27017
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Normally this caused because you didn't start mongod process before you try starting mongo shell.
Start mongod server
mongod
Open another terminal window
Start mongo shell
mongo
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How does “304 Not Modified” work exactly?
...ating a date-modified or ETag for each version of each resource; this typically comes from the filesystem or a separate database column.
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What is string_view?
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The purpose of any and all kinds of "string reference" and "array reference" proposals is to avoid copying data which is already owned somewhere else and of which only a non-mutating view is required. The string_view in question is one such proposa...
NSLog/printf specifier for NSInteger?
... z and t modifiers to handle NSInteger and NSUInteger without warnings, on all architectures.
You want to use %zd for signed, %tu for unsigned, and %tx for hex.
This information comes courtesy of Greg Parker.
Original answer:
The official recommended approach is to use %ld as your specifier, a...
Xcode : failed to get the task for process
...eck that this is done in both the Project and Target build settings (especially Target has the highest priority, so if you like me spend 30 minutes by changing the Project and you didn't realize the Target was different, you will learn this...)
– viggio24
May 5...
grepping using the “|” alternative operator
...Still, I'd delete an answer that is identical to the upvoted answer. Especially if had were 40k reputation under my belt.
– Attila Csipak
Sep 4 at 13:29
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Value Change Listener to JTextField
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Add a listener to the underlying Document, which is automatically created for you.
// Listen for changes in the text
textField.getDocument().addDocumentListener(new DocumentListener() {
public void changedUpdate(DocumentEvent e) {
warn();
}
public void removeUpdate(DocumentE...
What are the differences between JSON and JSONP?
...u can load the JSON as a script file. If you previously set up a function called func, then that function will be called with one argument, which is the JSON data, when the script file is done loading. This is usually used to allow for cross-site AJAX with JSON data. If you know that example.com is ...
Should I use past or present tense in git commit messages? [closed]
...evious commit; and for a log, past tense makes a lot more sense. If you really think the commit message should be a set of instructions, then the imperative tense is the way to go. I just really do not think of it in that way.
– karadoc
Jun 4 '12 at 14:16
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How do I download a binary file over HTTP?
...time.flv','C:\tmp\secretlylove.flv'). Binaries for wget and curl exist for all operating system via download as well. I still highly recommend using the standard library unless your writing code solely for your own lovin'.
– fny
Jan 23 '13 at 12:51
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