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Is it possible to redirect using a POST method ? Or should redirects always be made using GET ? The use for ... without introducing an extra step for the user. Question&Answers:os...

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

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1.2k views

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input - Changing the symbols shown in a HTML password field

Is there any way to change the asterisks (*), or in some browsers a bullet (?), that appears in password fields in HTML? Question&Answers:os...

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

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118 views

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Why does str(float) return more digits in Python 3 than Python 2?

In Python 2.7, repr of a float returns the nearest decimal number up to 17 digits long; this is ... change, or some other statement from someone responsible? Question&Answers:os...

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

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java - How accurate is Thread.sleep?

I'm studying computer hardware where we learn that using a hardware timer gets more accurate results than a ... Java methods compared to a hardware timer? Question&Answers:os...

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

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php - How to force download of a file?

I'm looking to add a "Download this File" function below every video on one of my sites. I need to force the ... . Any way I can force the download in PHP? Question&Answers:os...

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

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207 views

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jquery - Change CSS of selected text using Javascript

I'm trying to make a javascript bookmarklet that will act as a highlighter, changing the background of selected text on a ... weight' : 'bolder'}); } Any ideas? Question&Answers:os...

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

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Java: Reading a file into an array

I have a file (called "number.txt") which I want to read to an array in Java. How exactly do I go ... s purpose, and how does it corelate to reading input? Question&Answers:os...

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

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Java: Rotating Images

I need to be able to rotate images individually(in java). The only thing I have found so far is g2d.drawImage( ... set the x and y. 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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300 views

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Python 3: EOF when reading a line (Sublime Text 2 is angry)

while True: reply = input('Enter text') if reply == 'stop': break print(reply.upper()) The result was: Enter ... I input to get EOF? Thank you in advance. Question&Answers:os...

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

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php - A prepared statement, `WHERE .. IN(..)` query and sorting — with MySQL

Imagine we have a query: SELECT * FROM somewhere WHERE `id` IN(1,5,18,25) ORDER BY `name`; and an ... the results manually. Do I have any nice alternatives? Question&Answers:os...

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

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471 views

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postgresql - Unnest multiple arrays in parallel

My last question Passing an array to stored to postgres was a bit unclear. Now, to clarify my objective ... and NUMBER_TABLE are defined earlier in DB. Question&Answers:os...

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

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What is the "best" way to get and set a single cookie value using JavaScript

I want to increment a cookie value every time a page is referenced even if the page is loaded from cache. What ... "best" or most concise 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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109 views

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javascript - Backbone.js Empty Array Attribute

I'm running into an odd issue with a Backbone.js Model where an array member is being shown as blank. It ... and I started using backbone-nested with no luck. Question&Answers:os...

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

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c# - XDocument containing namespaces

I have the following XML which I am trying to query with XDocument: <E2ETraceEvent xmlns="http://schemas. ... write code to extract the Guid in XDocument? Question&Answers:os...

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

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828 views

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network programming - How to read all of Inputstream in Server Socket JAVA

I am using Java.net at one of my project. and I wrote a App Server that gets inputStream from a client. But ... Exception e) { e.printStackTrace(); } } Thanks. Question&Answers:os...

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

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332 views

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php - When (if ever) is eval NOT evil?

I've heard many places that PHP's eval function is often not the answer. In light of PHP 5.3's LSB and ... with < PHP 5.3 Checking syntax (possibly not safe) Question&Answers:os...

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

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282 views

1 answer

c# - How do I detect keyPress while not focused?

I am trying to detect the Print Screen button press while the form is not the current active application. How to do that, if possible? Question&Answers:os...

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

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68 views

1 answer

javascript - Concept - Distilling how a promise works?

I've looked at many implementations and they all look so different I can't really distill what the essence of a promise is. If I ... func){ // ?? }; // ?? }()) Question&Answers:os...

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

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509 views

1 answer

php - Warning: mysqli_connect(): (HY000/2002): No such file or directory

I'm trying to install vanilla forums on my Mac, and for this I just created a database and a user from the ... or directory Any idea where I'm going wrong? Question&Answers:os...

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

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157 views

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Object X of class Y does not implement methodSignatureForSelector in Swift

I have a class Person which is instantiated multiple times.Each person get's their own timer. Upon in my init for Person ... class so I am not sure what to do. Question&Answers:os...

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

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447 views

1 answer

regex - Positive look behind in JavaScript regular expression

I've a document from which I need to extract some data. Document contain strings like these Text:"How secure is ... How do I do this with regex in Javascript Question&Answers:os...

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

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349 views

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.net - XML - Data At Root Level is Invalid

I have an XSD file that is encoded in UTF-8, and any text editor I run it through doesn't show any ... s an XSD file created by Microsoft's XSD creator. Question&Answers:os...

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

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1.1k views

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dom - Setting innerHTML vs. setting value with Javascript

When you want to use Javascript to change HTML, how do you know when to use either of the ... document.getElementById("randomNumber").innerHTML = number; Question&Answers:os...

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

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101 views

1 answer

How to get the HTML source of a page from a HTML link in Android?

I'm working on an application that needs to get the source of a web page from a link, and then parse the ... points where to look to start writing such an app? Question&Answers:os...

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

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117 views

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sql - How to store only time; not date and time?

In one field I need to store not a datetime pair, i.e. a standard Oracle date. 01/10/2009 22:10:39 ... (I have 2 million rows) or provide faster processing. Question&Answers:os...

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

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92 views

1 answer

javascript - How can I auto hide alert box after it showing it?

This question already has answers here: Question&Answers:os...

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

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80 views

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android - How to get the list of running applications?

I am working on an app which needs the information of the apps running at the system up to now. Is there an API/method to retrieve that kind of information? Question&Answers:os...

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

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66 views

1 answer

java - What does .pack() do?

I am learning about JPanel and GridLayout , this snippet of code will produce a simple JPanel with 6 buttons package ... wouldnt work if i comment out jf.pack() Question&Answers:os...

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

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