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I'm trying to get my linq statement to get me all records between two dates, and I'm not quite sure what ... Date >= startDate.Date && endDate) See Question&Answers more detail:os...

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

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file - C++ Filehandling: Difference between ios::app and ios::ate?

What's the difference between ios::ate and ios:app when writing to a file. In my view, ios::app gives you the ... of the file. Is this correct? 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 - PicklingError: Can't pickle <class 'decimal.Decimal'>: it's not the same object as decimal.Decimal

This is the error I got today at <a href"http://filmaster.com">filmaster.com: PicklingError: Can't pickle ... help will be greatly 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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android - Javascript date is invalid on iOS

I'm working on a Phonegap-based iOS app, which is already done for Android. The following lines are working ... is the difference coming from? See Question&Answers more detail:os...

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

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Mongodb Query To select records having a given key

The records in my database are {"_id":"1","fn":"sagar","ln":"Varpe"} {"_id":"1","fn":"sag","score":"10"} {"_id ... :"10"} {"_id":"1","ln":"ln2"} See Question&Answers more detail:os...

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

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Android ListView setSelection() does not seem to work

I have a ListActivity that implements onListItemClick() and calls a doSomething() function of the class. The latter ... I might make it work? 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# - How to cast Expression<Func<T, DateTime>> to Expression<Func<T, object>>

I've been searching but I can't find how to cast from the type Expression<Func<T, DateTime>> to the type: ... again to the SO vast knowledge ;) See Question&Answers more detail:os...

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

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"bin/rails: No such file or directory" w/ Ruby 2 & Rails 4 on Heroku

While following the Rails 4 Beta version of Michael Hartl's Ruby on Rails Tutorial, my app fails to start ... I followed the tutorial exactly. 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 - Find element by attribute

I am trying to find an element with Attribute. Well, I can find elements with Id, tagName, Xpath and all other ... other better ways to do this? See Question&Answers more detail:os...

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

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Unreachable code error vs. dead code warning in Java under Eclipse?

Does anyone know why: public void foo() { System.out.println("Hello"); return; System.out.println("World ... its reachable code analysis again? 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++ - How do I prevent a class from being allocated via the 'new' operator? (I'd like to ensure my RAII class is always allocated on the stack.)

I'd like to ensure my RAII class is always allocated on the stack. How do I prevent a class from being allocated via the 'new' 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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What determines default branch after "git clone"?

My understanding is that the default branch of a cloned repository is to be whatever HEAD points to in the repo ... guess which branch to use. See Question&Answers more detail:os...

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

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sql - Does DB2 have an "insert or update" statement?

From my code (Java) I want to ensure that a row exists in the database (DB2) after my code is executed. ... like to avoid that if possible. See Question&Answers more detail:os...

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

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Sending variables to the layout in Zend Framework

In my project I have a number of dynamic elements that are consistently on every page. I have put these in ... a better way around the problem? 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# - How to retain callsite information when wrapping NLog

I have a class that wraps NLog (called NLogger). My logs are saved to my database. The thing I'm having ... Log(logLevel, message, exception); } 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 include libraries in java without using an IDE

How do I import libraries in my java program without using an IDE like Netbeans? In Netbeans I do it this ... only working on simple projects. See Question&Answers more detail:os...

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

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django - pisa : adding images to PDF output

I'm using a standard example from the web (http://www.20seven.org/journal/2008/11/pdf-generation-with-pisa-in- ... they will show on the PDF? See Question&Answers more detail:os...

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

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android - How can I execute something just once per application start?

I'd like to implement an update checker in an application, and I obviously only need this to show up once ... explaning myself on this one. See Question&Answers more detail:os...

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

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datetime - Oracle Age calculation from Date of birth and Today

I want to calculate the current Age from Date of Birth in my Oracle function. What I am using is (Today-Dob)/ ... precision. How can I do 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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eclipse - How to use Coffee-Bytes code folding

How to use "Coffee-Bytes code folding"? I want to use user defined region but don't know how to use it. Can ... how to use it in java code? See Question&Answers more detail:os...

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

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556 views

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makefile - Building C-program "out of source tree" with GNU make

I would like to build a C-project for my microcontroller with the GNU make tool. I would like to do it in a ... GNU make updates the .d files? See Question&Answers more detail: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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Turn off display in iPhone OS (iOS)

is there a way to programmatically turn off the display in iOS? Not just turning brightness down, but off like ... is for personal use. 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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502 views

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c# - How to calculate the average rgb color values of a bitmap

In my C# (3.5) application I need to get the average color values for the red, green and blue channels of ... for all pixels in the image. 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 - Fastest way to populate QTableView from Pandas data frame

I'm very new to PyQt and I am struggling to populate a QTableView control. My code is the following: def ... data frame? Thanks in advance. 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 find all controllers in Spring MVC?

To provide some runtime generated API documentation I want to iterate over all Spring MVC controllers. All controllers are ... of them. But how? See Question&Answers more detail:os...

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

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270 views

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Programmatically enter secret code like *#*#4636#*#* on Android

On many Android devices you can get into a secret settings menu from Phone app by typing in *#*#4636#*#* ... easier way to enter secret code? See Question&Answers more detail: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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string - Suppress/ print without b' prefix for bytes in Python 3

Just posting this so I can search for it later, as it always seems to stump me: $ python3.2 Python 3.2 ( ... Python 3, without the b' prefix? 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 - Getting all arguments and values passed to a function

I have a Python function, fetch_data, that goes and hits a remote API, grabs some data, and returns it ... the function's named parameters. See Question&Answers more detail:os...

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

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