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c# - Create Bitmap from a byte array of pixel data

This question is about how to read/write, allocate and manage the pixel data of a Bitmap. Here is an example of ... /questions/6782489/create-bitmap-from-a-byte-array-of-pixel-data...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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177 views

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Making Tk look like a native Linux app

Browsing the TkDocs website, it looks like Tk has come a long way in the "native look and feel" department. But ... .com/questions/6500630/making-tk-look-like-a-native-linux-app...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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218 views

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unicode - JavaScript strings outside of the BMP

BMP being Basic Multilingual Plane According to JavaScript: the Good Parts: JavaScript was built at a time when ... .com/questions/3744721/javascript-strings-outside-of-the-bmp...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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203 views

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When will `git pull --rebase` get me in to trouble?

I understand that when I use git pull --rebase, git will re-write history and move my local commits to occur ... questions/2590260/when-will-git-pull-rebase-get-me-in-to-trouble...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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175 views

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algorithm - A* Admissible Heuristic for die rolling on grid

I need some help finding a good heuristic for the following problem: You are given an R-by-C grid and a ... .com/questions/16547724/a-admissible-heuristic-for-die-rolling-on-grid...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c - Is it safe to read past the end of a buffer within the same page on x86 and x64?

Many methods found in high-performance algorithms could be (and are) simplified if they were allowed to read a small amount ... -of-a-buffer-within-the-same-page-on-x86-and-x64...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Break on unhandled exception in pycharm

Does anyone know how to break on unhandled exceptions in pycharm? per this link it should be possible, ... .com/questions/5839286/break-on-unhandled-exception-in-pycharm...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Why is 2 * x * x faster than 2 * ( x * x ) in Python 3.x, for integers?

The following Python 3.x integer multiplication takes on average between 1.66s and 1.77s: import time start_time = time.time() ... -x-faster-than-2-x-x-in-python-3-x-for-integers...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - lapply with "$" function

Let's say I have a list of data.frames dflist <- list(data.frame(a=1:3), data.frame(b= ... question from:https://stackoverflow.com/questions/30131542/lapply-with-function...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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186 views

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visual studio 2008 - Calling functions in a DLL from C++

I have a solution in VS 2008 with 2 projects in it. One is a DLL written in C++ and the other is a ... https://stackoverflow.com/questions/539358/calling-functions-in-a-dll-from-c...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Difference between os.path.exists and os.path.isfile?

I'm curious when these two functions will return different values. Also if you could clarify the difference ... 17752078/difference-between-os-path-exists-and-os-path-isfile...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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106 views

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python - What Kivy Tutorials Are Available

question from:https://stackoverflow.com/questions/10466023/what-kivy-tutorials-are-available...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Non-blocking console input C++

I'm looking for a (multiplatform) way to do non-blocking console input for my C++ program, so I can ... :https://stackoverflow.com/questions/6171132/non-blocking-console-input-c...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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546 views

0 answers

parsing - Parse json in Swift, AnyObject type

I'm trying to parse a json but I have some difficulties with the data types and notably the AnyObject ... /stackoverflow.com/questions/24671249/parse-json-in-swift-anyobject-type...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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442 views

1 answer

asp.net - MSBuild DeployOnBuild=true not publishing

I have a Visual Studio 2010 MVC2 web application that I'm building via the command line using ... /stackoverflow.com/questions/4962705/msbuild-deployonbuild-true-not-publishing...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Strange generic function appear in view controller after converting to swift 3

In my project, after converting to swift 3, a new function appeared before my ViewController class: fileprivate ... function-appear-in-view-controller-after-converting-to-swift-3...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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266 views

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c# - ArgumentException or ArgumentNullException for string parameters?

Far as best practices are concerned, which is better: public void SomeMethod(string str) { ... /questions/2480521/argumentexception-or-argumentnullexception-for-string-parameters...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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209 views

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AdMob Earnings - How are they calculated

(Closed.) This question is off-topic. It is not currently accepting answers. question from:https://stackoverflow.com/questions/14845703/admob-earnings-how-are-they-calculated...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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183 views

1 answer

r - Possible to show console messages (written with `message`) in a shiny ui?

I don't understand R's message vs cat vs print vs etc. too deeply, but I'm wondering if it's possible to ... /possible-to-show-console-messages-written-with-message-in-a-shiny-ui...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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240 views

1 answer

python - delete items from a set while iterating over it

I have a set myset, and I have a function which iterates over it to perform some operation on its items and ... /questions/16551334/delete-items-from-a-set-while-iterating-over-it...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer

java - How do I install a JRE or JDK to run the Android Developer Tools on Windows 7?

I'm trying to install the Android Developer Tools on my Windows 7 computer, so that I can use the Android emulator to ... jre-or-jdk-to-run-the-android-developer-tools-on-windows-7...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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235 views

1 answer

database - A step-up from TiddlyWiki that is still 100% portable?

TiddlyWiki is a great idea, brilliantly implemented. I'm using it as a portable personal "knowledge manager," and ... 2701039/a-step-up-from-tiddlywiki-that-is-still-100-portable...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - In special cases: Is & faster than %?

I saw the chosen answer to this post. I was suprised that (x & 255) == (x % 256) if x is an ... from:https://stackoverflow.com/questions/40759800/in-special-cases-is-faster-than...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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251 views

1 answer

multithreading - Java thread per connection model vs NIO

Is the non-blocking Java NIO still slower than your standard thread per connection asynchronous socket? In addition, ... /questions/4752130/java-thread-per-connection-model-vs-nio...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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260 views

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c++ - Is it better to include <cassert> or <assert.h>?

(This question already has answers here): question from:https://stackoverflow.com/questions/43011737/is-it-better-to-include-cassert-or-assert-h...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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394 views

1 answer

wpf - ComboBox with empty item?

Suppose we have a DataSource bind to a collection from Database. There is no null item of course. How to ... :https://stackoverflow.com/questions/1188402/combobox-with-empty-item...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

210 views

1 answer

c++ - In special cases: Is & faster than %?

I saw the chosen answer to this post. I was suprised that (x & 255) == (x % 256) if x is an ... from:https://stackoverflow.com/questions/40759800/in-special-cases-is-faster-than...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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358 views

1 answer

minify - Is there any point of using "return !0" in javascript?

If you go to a google result page, and run rwt.toString(), you'll see that the return call for this ... questions/8750104/is-there-any-point-of-using-return-0-in-javascript...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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