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How to paste yanked text into the Vim command line
...u cannot live without them.
Registers are basically storage locations for strings. Vim has many registers that work in different ways:
0 (yank register: when you use y in normal mode, without specifying a register, yanked text goes there and also to the default register),
1 to 9 (shifting delete ...
Why use Abstract Base Classes in Python?
...t.
For example, if there is a __str__() method, it is expected to return a string representation of the object. It could delete all contents of the object, commit the transaction and spit a blank page out of the printer... but there is a common understanding of what it should do, described in the Py...
Detecting iOS / Android Operating system
...
You can test the user agent string:
/**
* Determine the mobile operating system.
* This function returns one of 'iOS', 'Android', 'Windows Phone', or 'unknown'.
*
* @returns {String}
*/
function getMobileOperatingSystem() {
var userAgent = navig...
How does one write code that best utilizes the CPU cache to improve performance?
...rewriting techniques known as tiling or blocking all strive to avoid those extra memory fetches.
While there are some rules of thumb for this rewrite exercise, you typically have to carefully consider loop carried data dependencies, to ensure that you don't affect the semantics of the program.
The...
What characters are allowed in DOM IDs? [duplicate]
... ID" you mean an attribute with the "ID" flag set, then the value is a "DOMString", the characters of which can be any UTF-16 encodable character.
16-bit unit
The base unit of a DOMString. This indicates that indexing on a DOMString
occurs in units of 16 bits. This must
not be misunders...
SortedList, SortedDictionary and Dictionary
...on the Key values (defined in an IComparer). For example, if your Keys are Strings, then your Collection will by default be processed per the alphabetical order of your Keys, but you could always define a custom sorting rule.
– Ama
Feb 20 '19 at 14:44
...
Pipe output and capture exit status in Bash
... Bonus: in the end the exit status is actually an exit status and not some string in a file.
Situation:
someprog | filter
you want the exit status from someprog and the output from filter.
Here is my solution:
((((someprog; echo $? >&3) | filter >&4) 3>&1) | (read xs; exit...
The case against checked exceptions
...lly defined by a method signature.
Here fopen requires that you pass it a string (or a char* in the case of C). If you give it something else you get a compile-time error. You didn't follow the protocol - you're not using the API properly.
In some (obscure) languages the return type is part of the...
How do you debug PHP scripts? [closed]
... You can also pass 'true' into the function so it returns the string. It means you can do this: echo '<pre>', print_r($var, true), '</pre>';
– DisgruntledGoat
Jul 21 '10 at 11:24
...
Displaying the build date
...urces\BuildDate.txt"
Add this file as resource,
now you have 'BuildDate' string in your resources.
To create resources, see How to create and use resources in .NET.
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