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python - How to implement conditional string formatting?

I've been working on a text-based game in Python, and I've come across an instance where I want to format ... for any help you can provide. See Question&Answers more detail:os...

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

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file - C++ Filehandling: Difference between ios::app and ios::ate?

What's the difference between ios::ate and ios:app when writing to a file. In my view, ios::app gives you the ... of the file. Is this correct? See Question&Answers more detail:os...

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

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qt - How to make a column in QTableWidget read only?

I would like to have one column in QTableWidget NOT editable. In forums I have read a lot about some flags but could not manage to implement. See Question&Answers more detail:os...

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

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255 views

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android - Javascript date is invalid on iOS

I'm working on a Phonegap-based iOS app, which is already done for Android. The following lines are working ... is the difference coming from? See Question&Answers more detail:os...

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

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javascript - Async/Await inside Array#map()

I'm getting compile time error with this code: const someFunction = async (myArray) => { return myArray.map(myValue = ... : myNewValue } }); }; See Question&Answers more detail:os...

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

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python - drop trailing zeros from decimal

I have a long list of Decimals and that I have to adjust by factors of 10, 100, 1000,..... 1000000 depending ... them out and convert to a int See Question&Answers more detail:os...

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

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java - CDI: beans.xml, where do I put you?

I am using Weld as CDI implementation. My integration test, that tries to assemble object graph instantiating Weld ... works so far :/ See Question&Answers more detail:os...

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

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visual c++ - Difference between Windows and Console application

What differences are there between Windows and Console applications ? When creating a new project in Visual C++ , it ... either of the above . See Question&Answers more detail:os...

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

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What is a best practice of writing hash function in java?

I'm wondering what is the best practice for writing #hashCode() method in java. Good description can be found here. Is it that good? See Question&Answers more detail:os...

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

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java - Wrong version of keystore on android call

I want to make a https request. I use bouncycastle to generate the keystore like this : keytool -importcert - ... nothing change. Any ideas ? See Question&Answers more detail:os...

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

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android: listview in listview

i'm trying to place a listview inside a listviewitem. the inner listview should not be scrollable but take all ... ; layout.addView(child); } See Question&Answers more detail:os...

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

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githooks - How do I react to new tags in git hooks?

I'd like to set up a git hook that creates a CDN-style directory structure based on incoming tags. So, for ... commits have new tags? Thanks! See Question&Answers more detail:os...

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

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How to finish an android application?

I need to finish an android application. For that i wrote @Override public void onBackPressed() { AlertDialog ... finish the entire application See Question&Answers more detail:os...

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

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616 views

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Rails config.assets.precompile setting to process all CSS and JS files in app/assets

I wish to precompile all the CSS and JS files in my project's app/assets folder. I do NOT want to precompile ... my files in app/assets? Thanks! See Question&Answers more detail:os...

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

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684 views

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java - Programmatically Import CA trust cert into existing keystore file without using keytool

I would like to create a JAVA program that import the .cer CA into the existing keystore file. So that end ... any other suggestion? Thanks Lot See Question&Answers more detail:os...

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

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290 views

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r - How do I override a non-visible function in the package namespace?

I basically want to change a non-visible function of a package. For visible functions, i.e. functions that have no ... .ar, pos="package:stats") See Question&Answers more detail:os...

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

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835 views

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jsf - How to skip validation when a specific button is clicked?

I have a form with a validator on one field. I have two h:commandButtons: Ok and Cancel. When I input wrong ... don't run when I click cancel? See Question&Answers more detail:os...

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

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108 views

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What pseudo-operators exist in Perl 5?

I am currently documenting all of Perl 5's operators (see the perlopref GitHub project) and I have decided to include ... > and L<perlsyn> =cut See Question&Answers more detail:os...

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

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498 views

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search - Algorithm to find two repeated numbers in an array, without sorting

There is an array of size n (numbers are between 0 and n - 3) and only 2 numbers are repeated. Elements are ... S. [You should not use sorting] See Question&Answers more detail:os...

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

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452 views

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c - How to find largest triangle in convex hull aside from brute force search

Given a convex polygon, how do I find the 3 points that define a triangle with the greatest area. Related: ... bounding circle of the polygon? See Question&Answers more detail:os...

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

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269 views

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ios - Making a button persistent across all view controllers

I want to have a persistent button in the bottom right corner of my app. During all view transitions, the ... hacky solution -- any thoughts? See Question&Answers more detail:os...

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

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240 views

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Exporting SQLite Database to csv file in android

I am trying to export SQLite data to SD card in android as a CSV file on a directory. So i have tried this ... me know if you need more code. See Question&Answers more detail:os...

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

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637 views

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c# - How to print PDF on default network printer using GhostScript (gswin32c.exe) shell command

I'd like to print PDF file(s) on windows' network printer via GhostScript. (I dont want to use Adobe Reader) ... to make it working under C#? See Question&Answers more detail:os...

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

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url - A html space is showing as %2520 instead of %20

Passing a filename to the firefox browser causes it to replace spaces with %2520 instead of %20. I have the following ... What's going on here? See Question&Answers more detail:os...

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

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687 views

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java - Why does findFirst() throw a NullPointerException if the first element it finds is null?

Why does this throw a java.lang.NullPointerException? List<String> strings = new ArrayList<>(); strings.add(null); ... () to be less ambiguous. See Question&Answers more detail:os...

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

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515 views

1 answer

.net - SQLite equivalent to ISNULL(), NVL(), IFNULL() or COALESCE()

I'd like to avoid having many checks like the following in my code: myObj.someStringField = rdr.IsDBNull( ... JOIN table will not exist. See Question&Answers more detail:os...

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

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669 views

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sql - MySQL Error 1264: out of range value for column

As I SET cust_fax in a table in MySQL like this: cust_fax integer(10) NOT NULL, and then I insert value ... ? Any answer will be appreciated! See Question&Answers more detail:os...

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

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1.3k views

1 answer

c# - Best way to dynamically set an appender file path

I am trying to find somebody smarter than me to validate some syntax I wrote up. The idea is to ... config file settings? Much appreciated! See Question&Answers more detail:os...

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

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