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javascript - Accessing this in a forEach loop results in undefined

I'm iterating through an array using forEach in one of my Class's methods. I need access to the instance of the ... ://jsfiddle.net/NhdDS/1/ . See Question&Answers more detail:os...

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

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css - <div> layer on top of PDF

So, the problem I face is like this: I have a layer, which it will be placed on top of a pdf on the page. ... text or object here.</div> </body> See Question&Answers more detail:os...

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

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Spring batch scope issue while using spring boot

I'm having Standalone spring batch job. This works perfectly fine when in JUNIT @RunWith(SpringJUnit4ClassRunner.class) ... .java:290) at org.junit.runners.ParentRunner$1.sched...

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

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How to detect how many observations in a dataset (or if it is empty), in SAS?

I wonder if there is a way of detecting whether a data set is empty, i.e. it has no observations. ... statement to set some conditions. 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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Python Encrypting with PyCrypto AES

I just found pycrypto today, and I've been working on my AES encryption class. Unfortunately it only half-works. ... b64decode(self.data)[16:]) See Question&Answers more detail:os...

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

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regex - Validating Crontab Entries with PHP

What is the best way to validate a crontab entry with PHP? Should I be using a regex, or an external library? ... portion is in a valid format. See Question&Answers more detail:os...

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

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oracle - Create an Excel File (.xlsx) using PL/SQL

In relation to my previous question Return the SQL Statement of an Explicit Cursor, i was able to generate an Excel (. ... .2.0.4.0 - Production See Question&Answers more detail:os...

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

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debugging - "ValueError: zero length field name in format" error in Python 3.0,3.1,3.2

I'm trying learn Python (3 to be more specific) and I'm getting this error: ValueError: zero length field name ... " i've written 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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c# - Sorting a Dictionary in place with respect to keys

I have a dictionary in C# like Dictionary<Person, int> and I want to sort that dictionary in place with ... help would be highly 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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angular - Lazy Loading BrowserModule has already been loaded

I am trying to implement lazy loading but getting error as following ** ERROR Error: Uncaught (in promise): ... ) export class AppModule { } See Question&Answers more detail:os...

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

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reactjs - How do I restrict the type of React Children in TypeScript, using the newly added support in TypeScript 2.3?

I'm trying to take advantage of the recently added support for typing of children in the TypeScript compiler ... of the children components. 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 do I find the position of a cursor in a text box? C#

I have a standard WinForms TextBox and I want to insert text at the cursor's position in the text. How can I get the cursor's position? 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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.net - How does StringBuilder work internally in C#?

How does StringBuilder work? What does it do internally? Does it use unsafe code? And why is it so fast (compared to the + operator)? 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 enable bulk permission in SQL Server

I am trying to insert images using "bulk" into SQL Server 2012. But, am ending up with the error message stating ... . I have "sysadmin" access. See Question&Answers more detail:os...

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

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angularjs - Angular: ng-bind-html filters out ng-click?

I have some html data that I'm loading in from a json file. I am displaying this html data by using ... jsfiddle.net/7k8xJ/1/ 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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ios - Looping Through NSAttributedString Attributes to Increase Font SIze

All I need is to loop through all attributes of NSAttributedString and increase their font size. So far I got ... for setAttributes:range: }]; 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 - Creating Two Executable Jars Using maven-assembly-plugin

I have a Maven project and I want to create two executable jar files from it. One will be used interactively by ... up the wrong tree? 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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subquery - How to alias a field or column in MySQL?

I'm trying to do something like this. But I get an unknown column error: SELECT SUM(field1 + field2) AS ... earlier. Is this possible in mysql? See Question&Answers more detail:os...

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

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c# - Passing parameters to XSLT Stylesheet via .NET

I'm trying to pass a parameter to an XSLT stylesheet, but all i'm getting is an empty xml document when ... </OrgDoc> Can anyone help? 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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PHP "pretty print" HTML (not Tidy)

I'm using the DOM extension in PHP to build some HTML documents, and I want the output to be formatted ... effects on the actual content). See Question&Answers more detail:os...

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

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468 views

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iphone - Moving a CLLocation by x meters

I have a CLLocation defined, and I'd like to move that point x meters to the east and y meters to the south. How may I achieve that? See Question&Answers more detail:os...

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

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886 views

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swing - Java - Check if JTextField is empty or not

So I got know this is a popular question and already found the solution. But when I try this it doesn't ... else { loginbt.setEnabled(true); } 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 - Keras replacing input layer

The code that I have (that I can't change) uses the Resnet with my_input_tensor as the input_tensor. model1 = ... can I replace an input layer? See Question&Answers more detail:os...

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

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Powershell pass variable to start-job

within powershell I'd like to learn the best way to call a variable to a start job so I don't have to ... I forgot the specify the $servername. 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 - How to mask credit card numbers in log files with Log4J?

Our web app needs to be made PCI compliant, i.e. it must not store any credit card numbers. The app is a ... it, please let me know :-) See Question&Answers more detail:os...

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

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Maven : Should I keep or remove declared dependencies that are also transitives dependencies?

Do you think it is a good practice to remove every transitive dependencies that can be found in a maven pom? ... also them to be maintainable. 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 - Read timeout using either urllib2 or any other http library

I have code for reading an url like this: from urllib2 import Request, urlopen req = Request(url) for ... timeouts are being completely ignored. See Question&Answers more detail:os...

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

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c# - Multiple Controller Types with same Route prefix ASP.NET Web Api

Is it possible to separate GETs and POSTs into separate API Controller types and accessing them using the same Route Prefix? ... id) {...} } See Question&Answers more detail:os...

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

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