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javascript - How can I get selector from jQuery object

$("*").click(function(){ $(this); // how can I get selector from $(this) ? }); Is there an ... its selector, but what about getting the selector from element? Question&Answers:os...

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

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274 views

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android - How to make Toolbar transparent?

It is self Q&A post I have transparent ActionBar which overlays layout. After migration to the latest support ... >@android:color/transparent</item> </style> Question&Answers:os...

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

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49 views

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How can I clear an HTML file input with JavaScript?

I want to clear the file input in my form. I know about setting the sources to the same method... But that ... form or perform an AJAX call. Is this possible? Question&Answers:os...

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

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71 views

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Mixing a PHP variable with a string literal

Say I have a variable $test and it's defined as: $test = 'cheese' I want to output cheesey, which I ... treated as though it were separate from the variable? Question&Answers:os...

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

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580 views

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compilation - C++, variable declaration in 'if' expression

What's going on here? if(int a = Func1()) { // Works. } if((int a = Func1())) { // Fails to ... the standard, or is my compiler just busting my balls (VS2008)? Question&Answers:os...

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

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372 views

1 answer

c# - Pass complex parameters to [Theory]

Xunit has a nice feature: you can create one test with a Theory attribute and put data in InlineData attributes, ... ms, StreamWriter writer) { ... } Question&Answers:os...

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

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97 views

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c# - How to get the file size from http headers

I want to get the size of an http:/.../file before I download it. The file can be a webpage, image, or ... headers? How do I download just the file HTTP header? Question&Answers:os...

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

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474 views

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android - How to refresh activity after changing language (Locale) inside application

My application users can change the language from the app's settings. Is it possible to change the language ... missing something to do in onResume() method? Question&Answers:os...

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

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397 views

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java - Unable to read JPEG image using ImageIO.read(File file)

I'm having problems reading this one JPEG file using ImageIO.read(File file) - it throws an exception with the ... .read()? EDIT: Added the resulting image: Question&Answers:os...

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

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201 views

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Multiple files upload (Array) with CodeIgniter 2.0

I've been searching and struggling for 3 days now to make this works but I just can't. What I want to do ... 2 files. I also use the standard Upload library. Question&Answers:os...

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

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305 views

1 answer

Pass a variable to a PHP script running from the command line

I have a PHP file that is needed to be run from the command line (via crontab). I need to pass type=daily ... input file: myfile.php?type=daily What can I do? Question&Answers:os...

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

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280 views

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Counting consecutive positive values in Python/pandas array

I'm trying to count consecutive up days in equity return data; so if a positive day is 1 and a negative is ... myself but wondering if there's a better way. Question&Answers:os...

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

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How do I create a copy of an object in PHP?

It appears that in PHP objects are passed by reference. Even assignment operators do not appear to be creating a copy ... to set_b() by value, not by reference? Question&Answers:os...

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

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89 views

1 answer

ArrayAdapter in android to create simple listview

I tried to create an Activity in Android, This Activity only contains a ListView nothing else. As I know ... .simple_list_item_1, android.R.id.text1, values); Question&Answers:os...

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

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200 views

1 answer

postgresql - Store common query as column?

Using PostgreSQL, I have a number of queries that look like this: SELECT <col 1>, <col 2> , (SELECT sum( ... B where the records are related. Is this possible? Question&Answers:os...

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

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347 views

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How to add a TextView to a LinearLayout dynamically in Android?

I try to add a TextView to a LinearLayout dynamically such as in the following code, but it doesn't appear ... .m_vwJokeLayout.addView(tv); What's the problem? Question&Answers:os...

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

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373 views

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stringification - C Preprocessor, Stringify the result of a macro

I want to stringify the result of a macro expansion. I've tried with the following: #define QUOTE(str) #str ... thisisatest) is not what I'm trying to do Question&Answers:os...

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

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210 views

1 answer

regex - Regular expression for validating names and surnames?

Although this seems like a trivial question, I am quite sure it is not :) I need to validate names and ... address" regexes that you can find on google. Question&Answers:os...

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

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428 views

1 answer

sql - MySQL - Subtracting value from previous row, group by

I need to have the consumption value base on previous one by SN number. This is my data: TABLE EnergyLog SN Date Value 2380 ... 2012-10-31 12:24:42 60.83 2.85 Question&Answers:os...

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

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211 views

1 answer

UIWebView: HTML5 audio pauses in iOS 6 when app enters background

Good day, My app is a music playing app. I control the <audio>-Tag with Javascript. So far no problems, play, ... lockscreen works in iOS 5, but not in iOS 6. Question&Answers:os...

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

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93 views

1 answer

How to replace substring in mongodb document

I have a lot of mongodb documents in a collection of the form: { .... "URL":"www.abc.com/helloWorldt/ ... can I achieve this for all documents in my collection? Question&Answers:os...

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

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343 views

1 answer

Open window in JavaScript with HTML inserted

How would I open a new window in JavaScript and insert HTML data instead of just linking to an HTML file? Question&Answers:os...

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

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758 views

1 answer

c# - How to set extended file properties?

I need to set the Company field value for some Word/PDF documents. I am talking about the extended file properties ... I don't really understand how it works. Question&Answers:os...

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

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621 views

1 answer

xml - WCF Error "This could be due to the fact that the server certificate is not configured properly with HTTP.SYS in the HTTPS case"

I'm having a problem using a WCF call from a Windows service to my WCF service running on my web server. This ... error too, but just isn't showing it?) Question&Answers:os...

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

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184 views

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html - How to avoid the need for ctrl-click in a multi-select box using Javascript?

I thought this would be a simple hack, but I've now been searching for hours and can't seen to find the ... a simple way to do this in Javascript? Thanks. Question&Answers:os...

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

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99 views

1 answer

c# - Find a string between 2 known values

I need to be able to extract a string between 2 tags for example: "00002" from "morenonxmldata<tag1>0002</tag1>morenonxmldata" I am using C# and .NET 3.5. Question&Answers:os...

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

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148 views

1 answer

javascript - Best way to call an asynchronous function within map?

I'm mapping over an array and for one of the return values of the new object, I need to make an asynchronous ... What's the current best way to implement this? Question&Answers:os...

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

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150 views

1 answer

html - :last-child not working as expected?

The issue lies within this CSS and HTML. Here is a link to jsFiddle with the sample code. HTML <ul> <li class"complete">1</li> ... > <li>3</li> <li>4</li> </ul> Question&Answers:os...

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

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