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jQuery $.ajax(), $.post sending "OPTIONS" as REQUEST_METHOD in Firefox

Having trouble with what I thought was a relatively simple jQuery plugin... The plugin should fetch data from a ... Here is a picture of the Firebug output: Question&Answers:os...

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

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257 views

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What is the equivalent of ngShow and ngHide in Angular 2+?

I have a number of elements that I want to be visible under certain conditions. In AngularJS I would write <div ng-show ... > How can I do this in Angular 2+? Question&Answers:os...

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

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java - PermGen elimination in JDK 8

I have installed JDK 8 and trying to run Eclipse. I am getting following warning message: Java HotSpot(TM) 64- ... are the reasons for ignoring this VM option? Question&Answers:os...

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

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264 views

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Convert JSON string to dict using Python

I'm a little bit confused with JSON in Python. To me, it seems like a dictionary, and for that reason I'm ... call json["title"] to obtain "example glossary"? Question&Answers:os...

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

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245 views

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Javascript: How to detect if browser window is scrolled to bottom?

I need to detect if a user is scrolled to the bottom of a page. If they are at the bottom of the page, ... page or if they have scrolled higher on the page? Question&Answers:os...

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

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stringification - How do you convert a jQuery object into a string?

How do you convert a jQuery object into a string? Question&Answers:os...

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

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How can you use optional parameters in C#?

Note: This question was asked at a time when C# did not yet support optional parameters (i.e. before C# 4). ... in C# the language. What's the best approach? Question&Answers:os...

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

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180 views

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Python Sets vs Lists

In Python, which data structure is more efficient/speedy? Assuming that order is not important to me and I would be ... a Python set slower than a Python list? Question&Answers:os...

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

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javascript - How to reset a form using jQuery with .reset() method

I had working code that could reset my form when I click on a reset button. However after my code is getting ... > Could it possibly be one of the reason? 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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javascript - enabling cross-origin resource sharing on IIS7

I recently ran into with posting Javascript requests to another domain. By default XHR posting to other domains ... .microsoft.com/en-us/magazine/dn532203.aspx Question&Answers:os...

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

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php - Fatal error: Call to undefined function session_register()

session_register("username"); // session checker for pages $_SESSION['username']= $username; // storing username in ... php5.3 how can i solve this problems Question&Answers:os...

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

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188 views

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c# - How to get an HtmlElement value inside Frames/IFrames?

I'm using the Winforms WebBrowser control to collect the links of video clips from the site linked below. LINK But, ... return 0 Do I need to call any ajax? Question&Answers:os...

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

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260 views

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git log - View the change history of a file using Git versioning

How can I view the change history of an individual file in Git, complete details with what has changed? I have ... to be a simple right-click → Show history. Question&Answers:os...

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

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ios - How do I check if a string contains another string in Objective-C?

How can I check if a string (NSString) contains another smaller string? I was hoping for something like: ... to find if a string contains another string? Question&Answers:os...

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

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1 answer

networking - Increasing the maximum number of TCP/IP connections in Linux

I am programming a server and it seems like my number of connections is being limited since my bandwidth isn't being ... or the ISP? Or is it something else? Question&Answers:os...

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

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155 views

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sql server - How do I get list of all tables in a database using TSQL?

What is the best way to get the names of all of the tables in a specific database on SQL Server? Question&Answers:os...

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

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195 views

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objective c - @import vs #import - iOS 7

I am playing around with some of the new iOS 7 features and working with some of the Image Effects as discussed ... that I should go back and update old code? Question&Answers:os...

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

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412 views

1 answer

css - What is the difference among col-lg-*, col-md-* and col-sm-* in Bootstrap?

What is the difference among col-lg-* , col-md-* and col-sm-* in Twitter Bootstrap? Question&Answers:os...

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

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215 views

1 answer

Five equal columns in twitter bootstrap

I want to have 5 equal columns on a page I am building and I can't seem to understand how the ... demonstrated above part of the twitter bootstrap framework? Question&Answers:os...

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

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157 views

1 answer

Android - Handle "Enter" in an EditText

I am wondering if there is a way to handle the user pressing Enter while typing in an EditText, something ... action when clicked (again, like onSubmit). Question&Answers:os...

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

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731 views

1 answer

returnurl - Facebook Callback appends '#_=_' to Return URL

Facebook callback has started appending #_=_ hash underscore to the Return URL Does anyone know why? What is the solution? 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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logging - How to log PostgreSQL queries?

How to enable logging of all SQL executed by PostgreSQL 8.3? Edited (more info) I changed these lines : ... I'm using Windows Server 2003. Any ideas? Question&Answers:os...

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

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392 views

1 answer

strong typing - Is Python strongly typed?

I've come across links that say Python is a strongly typed language. However, I thought in strongly typed ... is Python a strongly or weakly typed language? Question&Answers:os...

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

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300 views

1 answer

python - pandas: filter rows of DataFrame with operator chaining

Most operations in pandas can be accomplished with operator chaining (groupby, aggregate, apply, etc), but the only way I' ... (lambda x: x['column'] == value) Question&Answers:os...

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

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98 views

1 answer

android - set up device for development (???????????? no permissions)

I am using a Samsung galaxy nexus phone (Android 4.0 platform) . I am developing Android app on Ubuntu linux OS. ... ??? no permissions Why? What am I missing? Question&Answers:os...

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

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268 views

1 answer

jquery - Twitter bootstrap remote modal shows same content every time

I am using Twitter bootstrap, I have specified a modal <div class="modal hide" id="modal-item"> <div class ... enough and I guess I am just complicating things. Question&Answers:os...

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

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220 views

1 answer

bash - How to generate a core dump in Linux on a segmentation fault?

I have a process in Linux that's getting a segmentation fault. How can I tell it to generate a core dump when it fails? Question&Answers:os...

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

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140 views

1 answer

c - Algorithm: efficient way to remove duplicate integers from an array

I got this problem from an interview with Microsoft. Given an array of random integers, write an algorithm in C ... how I can come up with different ideas. Question&Answers:os...

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

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