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Why are unnamed namespaces used and what are their benefits?

...ace unique; namespace unique { /* namespace body. stuff in here */ } The extra step using the empty body is important, so you can already refer within the namespace body to identifiers like ::name that are defined in that namespace, since the using directive already took place. This means you ca...
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Is there any use for unique_ptr with array?

... here's a reason to not use vector: sizeof(std::vector<char>) == 24; sizeof(std::unique_ptr<char[]>) == 8 – Arvid Sep 12 '14 at 22:34 15 ...
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Alternatives to gprof [closed]

...of scalar values. As soon as you, for example, change it into a sort using string-compare, it is still a bottleneck, but program counter sampling will not see it because now the hotspot is in string-compare. On the other hand if it were to sample the extended program counter (the call stack), the po...
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Python: json.loads returns items prefixing with 'u'

I'll be receiving a JSON encoded string form Obj-C, and I am decoding a dummy string (for now) like the code below. My output comes out with character 'u' prefixing each item: ...
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Design patterns or best practices for shell scripts [closed]

... values. This means that you have to invent a different strategy to return string values. My strategy is to use a variable called RESULT to store the result, and returning 0 if the function completed cleanly. Also, you can raise exceptions if you are returning a value different from zero, and then ...
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How can I pad a value with leading zeros?

...n't use this solution! Potentially outdated: ECMAScript 2017 includes String.prototype.padStart and Number.prototype.toLocaleString is there since ECMAScript 3.1. Example: var n=-0.1; n.toLocaleString('en', {minimumIntegerDigits:4,minimumFractionDigits:2,useGrouping:false}) ...will outpu...
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FileSystemWatcher Changed event is raised twice

... private void fsw_sync_Changed(object source, FileSystemEventArgs e) { string path = e.FullPath.ToString(); string currentLastWriteTime = File.GetLastWriteTime( e.FullPath ).ToString(); // if there is no path info stored yet // or stored path has different time of write then the one...
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How do I disable the “Press ENTER or type command to continue” prompt in Vim?

... In line with commenter below (who suggested to add extra <CR> at the end of command), when using silent, you can add extra <C-l>, so that you do not have to press it manually. Works with screen well, then. – Victor Farazdagi ...
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Underlining text in UIButton

...lso override the setTitle method like so : objective-c - (void)setTitle:(NSString *)title forState:(UIControlState)state { [super setTitle:title forState:state]; [self setNeedsDisplay]; } – Kirualex Oct 14 '13 at 15:41 ...
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ADB not recognising Nexus 4 under Windows 7

...d 'Update Driver' Selected 'Have Disk' and pointed it to [android-sdk-dir]\extras\google Watched an 'ADB' driver install. Opened Eclipse to successfully run on my Nexus 4. Good luck! share | impro...