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Can Powershell Run Commands in Parallel?
...o do some batch processing on a bunch of images and I'd like to do some parallel processing. Powershell seems to have some background processing options such as start-job, wait-job, etc, but the only good resource I found for doing parallel work was writing the text of a script out and running thos...
Is there a way to make GHC provide the type class constraints of typed holes?
...ng out-of-scope types
(use -fprint-potential-instances to see them all)
• In the expression: show _
In an equation for ‘it’: it = show _
<interactive>:3:6: error:
• Found hole: _ :: a0
Where: ‘a0’ is an ambiguous type variable
• In the first argum...
BugTrap：程序崩溃快照、bug跟踪之利器 - C/C++ - 清泛网 - 专注C/C++及内核技术
...p.h"
static void SetupExceptionHandler()
{
LOG_TRACER();
BT_InstallSehFilter();
// 配置信息
BT_SetAppName(_T("MarketInfo"));
BT_SetDialogMessage(BTDM_INTRO1, _T("We're so Sorry, program crashed because of our mistakes !"));
BT_SetDialogMessage(BTDM_INTRO2, _T("本程序...
Preserve colouring after piping grep to grep
...would be
grep --color=always WORD * | grep -v AVOID
This is pretty verbose, alternatively you can just add the line
alias cgrep="grep --color=always"
to your .bashrc for example and use cgrep as the colored grep. When redefining grep you might run into trouble with scripts which rely on speci...
Is generator.next() visible in Python 3?
...son for this is consistency: special methods like __init__() and __del__() all have double underscores (or "dunder" in the current vernacular), and .next() was one of the few exceptions to that rule. This was fixed in Python 3.0. [*]
But instead of calling g.__next__(), use next(g).
[*] There are ...
How to reverse a string in Go?
...size of the input in bytes. It does not correspond to its length. - Not all utf8's runes are of the same size. It can be either 1, 2, 4, or 8. - You should use unicode/ut8 package's method RuneCountInString to get the length of the rune.
– Anvesh Checka
M...
Linux - Replacing spaces in the file names
...umber of files in a folder, and I want to replace every space character in all file names with underscores. How can I achieve this?
...
How does Apple know you are using private API?
...since I do not work in the Apple review team.
1. otool -L
This will list all libraries the app has linked to. Something clearly you should not use, like IOKit and WebKit can be detected by this.
2. nm -u
This will list all linked symbols. This can detect
Undocumented C functions such as _UIIma...
In Python, how do I indicate I'm overriding a method?
...
Based on this and fwc:s answer I created a pip installable package https://github.com/mkorpela/overrides
From time to time I end up here looking at this question.
Mainly this happens after (again) seeing the same bug in our code base: Someone has forgotten some "interface" i...
Which is faster : if (bool) or if(int)?
...s a bool as an 8-bit value, and your system ABI requires it to "promote" small (< 32-bit) integer arguments to 32-bit when pushing them onto the call stack. So to compare a bool, the compiler generates code to isolate the least significant byte of the 32-bit argument that g receives, and compares...