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I have a loop that is doing some error checking in my PHP code. Originally it looked something like this... foreach( ... t. Is there a way to escape the loop? Question&Answers:os...

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

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c# - Encrypt connection string in app.config

I am having trouble encrypting a connection string in app.config. I have code that will protect the connectionStrings ... for web.config, but not app.config. Question&Answers:os...

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

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Is reading the `length` property of an array really that expensive an operation in JavaScript?

I always assumed caching the length of an array in JavaScript is a good idea (especially in the condition ... array and otherwise simply stored as an integer? Question&Answers:os...

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

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The ternary (conditional) operator in C

What is the need for the conditional operator? Functionally it is redundant, since it implements an if-else ... be interpreted more efficiently by the compiler? Question&Answers:os...

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

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python - When are parentheses required around a tuple?

Is there a reference somewhere defining precisely when enclosing tuples with parentheses is or is not required? Here ... , in d: ^ SyntaxError: invalid syntax Question&Answers:os...

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

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post increment vs pre increment - Javascript Optimization

I was browsing Google Code when I chanced upon this project called JSpeed - optimization for Javascript. I noticed ... idea how does this speeds the code up? Question&Answers:os...

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

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php - How to set proper codeigniter base url?

when I had my site on development environment - it was url: testurl.com Now on production server my codeigniter ... $config['base_url'] = someurl.com/mysite/ Question&Answers:os...

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

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jquery - can jqgrid support dropdowns in the toolbar filter fields

i am using jqgrid and the toolbar filter. by default its just gives you a textbox to enter data into. Does it ... values to choose from to them filter on ?? Question&Answers:os...

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

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com - How to put the WebBrowser control into IE9 into standards?

i am using automation (i.e. COM automation) to display some HTML in Internet Explorer (9): ie = ... document mode per instance for a WebBrowser control? Question&Answers:os...

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

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javascript - How can I highlight the text of the DOM Range object?

I select some text on the html page(opened in firefox) using mouse,and using javascript functions, i create/get ... single node or multiple node? Thanks.... Question&Answers:os...

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

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javascript - Submit form fields inside display:none element

I have a long form that I've broken up into 6 steps. When the form is loaded, all of the steps are loaded ... , is there another way to achieve the same effect? Question&Answers:os...

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

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exception - java.lang.IllegalAccessError: tried to access method

I am getting an exception and I can't find the reason of it. The exception I get is : java.lang.IllegalAccessError: ... using apache tomcat 5.5.12 and JAVA 1.6 Question&Answers:os...

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

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amazon web services - AWS lambda invoke not calling another lambda function - Node.js

After giving all the rights to invoke function. My Lambda function is not able to invoke another function . Every ... }) }; Reference taken from : This link Question&Answers:os...

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

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python - How to load a module from code in a string?

I have some code in the form of a string and would like to make a module out of it without writing to disk. When I ... to do this, I believe it's the best way. Question&Answers:os...

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

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c# - How do I convert Unicode escape sequences to Unicode characters in a .NET string?

Say you've loaded a text file into a string, and you'd like to convert all Unicode escapes into actual Unicode ... , and this is the lower half 'U2321'." Question&Answers:os...

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

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c++ - Creating an input stream from constant memory

I have some data in a buffer pointed to by a const char* pointer. The data is just an ASCII string. I ... from a const char pointer without copying the data.) Question&Answers:os...

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

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javascript - How can I add predefined length to audio recorded from MediaRecorder in Chrome?

I am in the process of replacing RecordRTC with the built in MediaRecorder for recording audio in Chrome. ... to set the predefined length using MediaRecorder? Question&Answers:os...

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

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android - Retrieving all Drawable resources from Resources object

In my Android project, I want to loop through the entire collection of Drawable resources. Normally, you can ... values from the R.drawable static class? Question&Answers:os...

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

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jsf - How to use <h:selectBooleanCheckbox> in <h:dataTable> or <ui:repeat> to select multiple items?

I have a Facelets page with a <h:dataTable>. In each row there is a <h:selectBooleanCheckbox>. If the ... be better to do it with <h:selectManyCheckbox>? Question&Answers:os...

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

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asp.net - How can I force entity framework to insert identity columns?

I want to write some C# code to initialize my database with some seed data. Clearly, this is going to require the ... key value, so EF tries to insert it? Question&Answers:os...

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

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c++ - Why is C++11's POD "standard layout" definition the way it is?

I'm looking into the new, relaxed POD definition in C++11 (section 9.7) A standard-layout class is a ... if more than one constituent class had data members? Question&Answers:os...

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

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java - Use of multiple DataSources in Spring Batch

I am trying to configure a couple of datasources within Spring Batch. On startup, Spring Batch is throwing ... RELEASE. Any help would be greatly appreciated. Question&Answers:os...

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

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excel - How to set recurring schedule for xlsm file using Windows Task Scheduler

I have a xlsx macro enabled file . How can I set it in the task manager so that everyday at 9 AM ... i realize that keeping the xlsm file open is inconvenient Question&Answers:os...

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

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python - how to remove an element in lxml

I need to completely remove elements, based on the contents of an attribute, using python's lxml. Example: import ... =et.tostring(elt) newxml+="</groceries>" Question&Answers:os...

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

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javascript - How can I calculate the number of years between two dates?

I want to get the number of years between two dates. I can get the number of days between these two days, but if ... , or is there a better way to do this? Question&Answers:os...

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

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c# - Good GetHashCode() override for List of Foo objects respecting the order

EnumerableObject : IEnumerable<Foo> wraps a List<Foo> If EnumerableObject a.SequenceEquals( EnumerableObject b), then ... of objects that is order dependent? Question&Answers:os...

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

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312 views

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jquery - Load content of a div on another page

You will see from this code that it loads the content URL from the hash tag. Is there anyway to load only ... #inload_content(1)) but that does not work. Thanks Question&Answers:os...

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

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c++ - Include header files using command line option?

Is it possible to specify extra header files to include from the command line (using GCC 4 / C++)? Or is ... add the includes manually, which I'd rather avoid. Question&Answers:os...

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

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