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Why is the C++ STL is so heavily based on templates? (and not on *interfaces*)
...n't a pretty sight.
Try drawing a dependency graph of a hypothetical "OOP-ified" STL. How many classes would have to know about each others? There would be a lot of dependencies. Would you be able to include just the vector header, without also getting iterator or even iostream pulled in? The STL m...
How can I remove the extension of a filename in a shell script?
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%.* will only remove the last extension; if you want to remove all the extensions, use %%.*.
– chepner
Apr 26 '18 at 13:20
2
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Printing everything except the first field with awk
...o use a for loop:
awk '{for (i=2; i<=NF; i++) print $i}' filename
So if your string was "one two three", the output will be:
two
three
If you want the result in one row, you could do as follows:
awk '{for (i=2; i<NF; i++) printf $i " "; print $NF}' filename
This will give you: "two th...
How do I create a foreign key in SQL Server?
...ect creation code for SQL Server and foreign key decleration is seemingly different between SQL Server and Postgres. Here is my sql so far:
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Difference between \w and \b regular expression meta characters
Can anyone explain the difference between \b and \w regular expression metacharacters? It is my understanding that both these metacharacters are used for word boundaries. Apart from this, which meta character is efficient for multilingual content?
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App Inventor 2 软件著作权（软著）申请指南 · App Inventor 2 中文网
...鼠标移动时拖动元素 document.onmousemove = function(e) { if (!isDragging) return; element.style.left = (e.clientX - offsetX) + 'px'; element.style.top = (e.clientY - offsetY) + 'px'; }; // 鼠标释放时停止拖动 document.onmouseup = function(...
How to change the text on the action bar
... name of the application and I want it to display something custom and be different for each screen in my app.
18 Answers
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Specified argument was out of the range of valid values. Parameter name: site
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If using IIS:
control panel
Programs
open or close windows features
tick internet information services
then restart your visual studio
If using IIS Express:
Open 'Add/Remove Programs' from the old control panel and run ...
Adding div element to body or document in JavaScript
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-1. This is an awful way to achieve this. If you are reading this, do not use this slow and dated solution. Look at the answer by @peter-t
– MacroMan
Jul 17 '17 at 15:50
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How do I add tab completion to the Python shell?
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@hmi Try unifying your .bashrc and .bash_profile as suggested at the bottom of this page: joshstaiger.org/archives/2005/07/bash_profile_vs.html It also provides information on the difference between them. It might not solve the issue, b...