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c - Why do I need to use type** to point to type*?

I've been reading Learn C The Hard Way for a few days, but here's something I want to really understand. Zed, the ... John", "Lisa" }; char **cur_name = names; Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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SQL Server - In clause with a declared variable

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to stop babel from transpiling 'this' to 'undefined' (and inserting "use strict")

EDIT: This is not about fat arrows. It's also not about passing this to an IIFE. It's a transpiler-related ... I'm not sure this is the best approach though. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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SQL Server: Attach incorrect version 661

When trying to attach a database file to: Microsoft SQL Server 2008 (SP2) - 10.0.4000.0 (X64) Sep 16 2010 19: ... supported. Any idea why? and how to solve it? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Get the second largest number in a list in linear time

I'm learning Python and the simple ways to handle lists is presented as an advantage. Sometimes it is, but look ... , but the single run through of the second? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gradle - How do I import material design library to Android Studio?

I want to import this library to my project in Android Studio v1.0.0 rc2: https://github.com/navasmdc/ ... what would be a gradle dependency for this library? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to run an IPython magic from a script (or timing a Python script)

The IPython %timeit magic command does its job well for measuring time required to run some Python code. Now, I ... maybe there is a better timing solution) ? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Requesting administrator privileges at run time

Is it possible to get a C++ application running in Windows to request administrator privileges from the operating system ... in memory which I want to keep. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - does Alarm Manager persist even after reboot?

I am really new to android, I have been researching about alarms. I want to alarm if there is a birthday on that day ... nm.notify(1, notif); } is this enough?? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Ruby operator precedence table

Show me a definitive, peer-reviewed/maintained Ruby precedence table (of operators, non-operators, and modifiers). Over ... book, and made it a community wiki. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Help with passing ArrayList and parcelable Activity

So I've been googling most of yesterday and last nite and just can't seem to wrap my head around how to pass an arraylist ... is from " + a.getState ()); } } } Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to declare a global variable in a .js file

I need a few global variables that I need in all .js files. For example, consider the following 4 files: global. ... or is there a work around to achieve this? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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181 views

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python - Difference between parsing a text file in r and rb mode

What makes parsing a text file in 'r' mode more convenient than parsing it in 'rb' mode? Especially when ... file in question may contain non-ASCII characters. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Reading a JSP variable from JavaScript

How can I read/access a JSP variable from JavaScript? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - GCC STL bound checking

How do I enable bound checking for operator[] and iterators? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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294 views

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c++ - MSVC++ variadic macro expansion

So I've got a macro that works nicely in GCC, but not in Microsoft's C++ Compiler. I'm hoping ... project. Any help would be greatly appreciated! Thanks. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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305 views

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c++ - How to recompile with -fPIC

I was trying to reinstall my ffmpeg, following this guide, on my ARM Ubuntu machine. Unfortunately, when I compile ... no idea how. Any help is appreciated. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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126 views

1 answer

PHP check if file is an image

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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910 views

1 answer

utf 8 - PHP DOMDocument failing to handle utf-8 characters (☆)

The webserver is serving responses with utf-8 encoding, all files are saved with utf-8 encoding, and everything ... the DOMDocument to handle utf-8 properly? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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65 views

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java - Can an array be used as a HashMap key?

If a HashMap's key is a String[] array: HashMap<String[], String> pathMap; Can you access the map by using a ... pathMap.get(new String[]{"korey", "docs"}); Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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381 views

1 answer

css - Why top margin of html element is ignored after floated element?

I have a page with 2 divs. The first one is floated. The 2nd one has a "clear: both" CSS declaration and a big ... touch the other div.</div> </body> </html> Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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117 views

1 answer

c# - Enter "&" symbol into a text Label in Windows Forms?

How would one enter special characters into a Label in C# (Windows Forms)? If you try to write a "&" into a label you ... of "&"? ("&" obviously doesn't work). Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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153 views

1 answer

ios - Detecting Color of iPhone/iPad/iPod touch?

Is there any way or hack to detect on what color (black / white) iPhone, iPad or iPod touch the iOS is ... UI skins in case of Black or White devices. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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97 views

1 answer

Bash expand variable in a variable

I'm trying to set up my PS1 prompt variable to dynamically choose a color. To do this, I've defined a bunch ... on this gist: https://gist.github.com/4383597 Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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306 views

1 answer

c++ - String literal matches bool overload instead of std::string

I am trying to write a C++ class that has some overloaded methods: class Output { public: static void Print(bool ... C#/Java environment, so quite new to C++! Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.3k views

1 answer

github - Unable to change Git account

I tried to push to my repository, but I got the error below: git push origin master remote: Permission to ... configuration file How can I fix this issue? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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302 views

1 answer

How to call parameterized method from JSP using JSTL/EL

How to call a Java method with arguments which is defined in Java class, from JSP using JSTL/EL. The method is returning arrays. Any return value can be used. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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978 views

1 answer

batch file - How to receive even the strangest command line parameters?

as discussed in an other thread How to avoid cmd.exe interpreting shell special characters like < > ^ it is not ... each situation, not only in the most cases. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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