Recent questions tagged How

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how to find the intersection of two std::set in C++?

I have been trying to find the intersection between two std::set in C++, but I keep getting an error. I created a small sample test for this #include ... ++? Preferably a built-in function? Thanks a 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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how to dynamically add options to an existing select in vanilla javascript

I'd like to add option to a select dynamically using plain javascript. Everything I could find involves JQuery or tries to create the select dynamically as well. ... but I can figure that one out I think. See Question&Answers more detail:os...

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

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907 views

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how to destroy bootstrap modal window completely?

I've made use of modal window for a wizard implementation which has around 4,5 steps. I need to destroy it completely after the last step(onFinish) ... issue? Thanks Any hints answers are helpful for me. 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 fit a method belonging to an instance with pymc3?

I failed to fit a method belonging to an instance of a class, as a Deterministic function, with PyMc3. Can you show me how to do that ? For simplicity, ... , that I didn't get and is poorly documented... See Question&Answers more detail:os...

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

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493 views

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how to get email id from facebook sdk in android applications?

I integrated Facebook login in my android application. I want to get email id of login user. How will I get it? private void loginToFacebook() { ... there is no response of email from this method. See Question&Answers more detail:os...

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

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419 views

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how to know the calling activity in android

I have an activity which is called by few other activities. For example: I have Activity1,Activity2,Activity3. Activity1 calls Activity2 and pass parameter. ... Activity2?? can anybody plz help me?? 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

1 answer

how to get the attribute value of an xml node using java

I've an xml which looks like this: { <xml><ep><source type="xml">...</source><source type="text">..</source></ep></xml>} here i wanna retrieve ... ); } } } pls help me!! Thanks in advance, Varsha. 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 get list of Databases "Schema" names of MySql using java JDBC

how to get list of Databases "Schema" names of MySql using java JDBC ? 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 generate integer random number in fortran 90 in the range [0,5]?

I am kind of new in the fortran proramming. Can anyone please help me out with the solution. i am having a problem of generating integer random ... 5] in fortran random number using random_seed and rand See Question&Answers more detail:os...

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

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609 views

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how to stop/cancel android CountDownTimer

I'm extending the CountDownTimer class to obtain some custom functionality .In onTick() in case some conditions are met I call cancel() , expecting that will ... . So how to prevent this from happening ? See Question&Answers more detail:os...

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

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494 views

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how to add a picture to a .docx document with Apache POI XWPF in java

I've created a simple docx-Document, using Java POI 3.7. XWPF. Then, I added a picture by using the Method XWPFDocument.addpicture(byte[] arg0, int ... it does not help at all. Many thanks in advance. See Question&Answers more detail:os...

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

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581 views

1 answer

how to get selected text from iframe with javascript?

<html> <body> <script type="text/javascript"> function smth() { if (document.getSelection) { var str = document.getSelection(); if (window.RegExp) { ... . any ideas how to get selected text from iframe ? See Question&Answers more detail:os...

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

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607 views

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how to escape xml entities in javascript?

In JavaScript (server side nodejs) I'm writing a program which generates xml as output. I am building the xml by concatenating a string: str + ... javascript library around which can escape XML entities? See Question&Answers more detail:os...

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

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438 views

1 answer

how do I implement role based access control in firebase

This is my first foray into Firebase & nosql, I come from a SQL background. Using Simple Login Security Email/Password, how do I limit access to data ... a list of permissions to the "auth" variable? See Question&Answers more detail:os...

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

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354 views

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how to change any data type into a string in python

How can I change any data type into a string in Python? See Question&Answers more detail:os...

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

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513 views

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how to set a facebook profile picture using the graph api

Is there any way to change the user's profile picture using the graph api? I know you can't with the rest api (reference), but I could not find anything in the new graph api. See Question&Answers more detail:os...

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

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484 views

1 answer

how to install multiple versions of package using npm

Due to https://github.com/npm/npm/issues/2943, npm will never support the ability to alias packages and install multiple versions of the same ... approaches seem sloppy though. Are there better ones? See Question&Answers more detail:os...

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

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500 views

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how to redirect STDOUT to a file in PHP?

The code below almost works, but it's not what I really meant: ob_start(); echo 'xxx'; $contents = ob_get_contents(); ob_end_clean(); file_put_contents($file,$contents); Is there a more natural way? See Question&Answers more detail:os...

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

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357 views

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how to change the name of a Java application process?

When executing a Java application the process name given to it is usually java.exe or javaw.exe. But how can I make it be called by the name of my 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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443 views

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how to set shadow to a View in android?

I want to know how to add a shadow layer to any general View in android. for eg: suppose i have a layout xml, showing something like this.. <?xml ... it is displayed I want to have a shadow around it. See Question&Answers more detail:os...

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

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318 views

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how to pass parameters to query in SQL (Excel)

I "linked" Excel to Sql and it worked fine - I wrote some SQL script and it worked great. All I want to do is to pass parameter to query. Like ... So I can't make parameter query. Can Anyone help me? See Question&Answers more detail:os...

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

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450 views

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how to send multiple data with $.ajax() jquery

i am trying to send multiple data using j query $.ajax method to my php script but i can pass only single data when i concatenate multiple data i get undefined index ... /> See Question&Answers more detail:os...

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

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645 views

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how to get current location in google map android

Actually my problem is I am not getting current location latitude and longitude I tried so many ways.I know that this question ... .animateCamera( CameraUpdateFactory.newCameraPosition(myPosition)); See Question&Answers more detail:os...

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

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505 views

1 answer

how to remove css property using javascript?

is it possible to remove a CSS property of an element using JavaScript ? e.g. I have div.style.zoom = 1.2, now i want to remove the zoom property through JavaScript ? See Question&Answers more detail:os...

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

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378 views

1 answer

how to use getSharedPreferences in android

I have an application in which I have to implement a "Login" activity. I have these components: EditText username EditText password Button Login Button Cancel I ... , int mode) to work in my 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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433 views

1 answer

how to create Socket connection in Android?

I have an application in which I need to create a socket connection. My requirement is: once my socket connection is established it needs to be alive until ... code samples that will help me to do this? See Question&Answers more detail:os...

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

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435 views

1 answer

how do I strip white space when grabbing text with jQuery?

I'm wanting to use jQuery to wrap a mailto: anchor around an email address, but it's also grabbing the whitepace that the CMS is generating. Here' ... considering it's an email address I'm wrapping. See Question&Answers more detail:os...

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

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565 views

1 answer

how to replace back slash character with empty string in python

I am trying replace a backslash '' in a string with the following code string = "B7 " result = string.replace( ... how to replace the backslashes with empty string in python See Question&Answers more detail:os...

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

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