It takes a long time for my python program to run, but sometimes I don't want to modify the parameters after the program is completed. Can I modify the source code while the program is running, then execute the new program? I don't know if this is feasible. It takes a long time for my python
Volume Control Program SmartVolume production notes on==========================================For a long time, I have been so disgusted with Win2000's volume control. Sometimes when the volume is not suitable for adjustment, I will click the small horn on the tray bar. The next step is not to drag the lever, but to wait patiently ...... just listen to a burst of hard drive, the mouse cursor turns into an hourgla
Solve the problem of U3D program "quit program when the sleep key is pressed" (official solution)Change the An example of an activity tag is shown below:-Android:label= "@string/app_name"Android:configchanges= "fontscale|keyboard|keyboardhidden|locale|mnc|mcc|navigation|orientation|screenlayout| Screensize|smallestscreensize|uimode|touchscreen ">//here, try this.I am also a piece of cake, to share their own
PHP is a scripting language that is easy to learn and is popular with many web developers, but PHP also adheres to many of the pitfalls of scripting languages, such as large numbers of code and low execution efficiency, so optimization is a skill that PHP developers must master.
This issue of the topic from a number of aspects of a more comprehensive and detailed description of the PHP acceleration of the relevant technology, including testing technology, acceleration technology (compression, ca
.
One of the basic principles to be followed in C # program development is to avoid unnecessary object creation
Avoid
for (int i=0; i{
SomeClass OBJSC = new SomeClass ();
}
Recommended
SomeClass OBJSC = null;
for (int i=0 i {
OBJSC = new SomeClass ();
}
11, catch the specified exception, do not use the generic System.Exception.
Avoid
Try
{
}
catch (Exception exc)
{
}
Recommended
Try
{
}
catch (System.NullReferenceException exc)
{
}
catch (System.A
1. Run the program automatically at power-on startup
After Linux is loaded, it initializes hardware and device drivers, and then runs the first process init. Init continues the boot process based on the configuration file to start another process. Typically, modifications are placed in/ETC/RC or/etc/rc.d or/ETC/RC? The script file in the D directory allows Init to start other programs automatically. For example: Edit/etc/rc.d/rc.local file, at the bot
We know that the program's delegate method will be executed after our program has retreated from the foreground to the backstage (the home) key.This method is executed when the application falls into the background-(void) Applicationdidenterbackground: (uiapplication *) application{}We already know:When an IOS app is sent to the background, its main thread is paused. You use the Nsthread detachnewthreadselector:totar get:withobject: The thread created
When I met a customer before the festival, the program opened slowly. I checked that many http requests were made when the program opened, and they concentrated on accessing Microsoft's digital certificate website. The program is. Net2.0. To avoid being killed by 360 by mistake with a digital signature, check the system logs and find a large number of errors. Lat
Android Native program reverse entry (1)-Native program startup process, androidnative
In August, the sun was yellow. Who said the world is not gold? The little birds nap in the shade, and the children roll in the grass. In August, the sun was yellow. Who said the world is not gold? The golden forests, the golden grass, and the birds play a pleasant voice: The Golden huts, the golden masayun, and the Golden
2018, the small program, to the Tuyere period, Longoba, hatched more than 1 years of projects, destined to become a regular contact with the project,Micro-engine, based on the third-party development framework, it really works, but the document update seems to remain permanently in the April 2017!https://www.we7.cc/manual/index.phpSo I opened this blog, to record learning micro-development process of various gods pit.First Lecture: How to install the
The thing is simple: Recently, our company is working on Instant Messaging Software, similar to QQ. The software should support common features such as boot. However, during the development of this function, the startup program cannot load skin files normally.
This problem has caused me a headache for a long time. Finally, the problem occurs on the packaged skin file of the program. Because the interface us
Shell program design, shell program design experiment
1. Basic concepts of shell scripts:
(1) Shell executes shell programs, which are usually called scripts.
(2) Shell is a program that interfaces between users and systems. It allows users to input the commands to be executed to the operating system.
(3) shell contains bash, csh, and other programs around the Li
Improving program performance and caching -- Starting from the memory structure
Source: http://www.cnblogs.com/yanlingyin/
Opening
Previous blog
Local Principle Analysis-basic quality of good code
ModerateProgramA Brief Introduction to locality is provided. Basically, I have learned how to write a localCode. But why can code with good locality be efficient? This question will be answered in this blog. As for the organization and implementati
1, problem descriptionOriginal development environment: WIN7 64-bit flagship edition, Vs2010,thinkpad T460Problem: Your own MFC program developed in the WinXP environment does not work properly, the box "cannot locate the program input point initializeconditionvariable in the dynamic link library Kernel32.dll"Re-build the development environment: WinXP SP3 Pro, vs2010,gigabyte a motherboard (forgive office
6.7 Client program 5-Interactive Query program
Let's sort through the many things we've studied so far and write a simple interactive client program. Its functionality includes the ability to enter queries, execute queries with a generic target query handler process_query, and display the query results Process_result_set () with the previously studied display fo
In the following code, because I am using the for (IteratorThe iterator iterates through the flag of all the child nodes of the root node, but because the Linux baseline has a Throwing an exception while the database operation is in the incoming service causes the program to be suspended, the error message is not output to the console and printed directly to the page.The workaround is that the try catch handles the exception and returns false. Pub
( Security.APPLICATION ): This file runs in an air application and is installed with the application's package (AIR file). By default, files in the Air application sandbox can access any file in any domain across scripts (although files outside the air application sandbox are not allowed to access air files across scripts). By default, files in the AIR application sandbox can load content and data from any domain.
Usage:if "Application" ) { //air progr
Compile ARXProgramWhen re-compiling the ARX project, you must manually uninstall the previously loaded and debugged ARX program, compile the program, and then load the new program, although the process is not complex, it is often annoying to do so. Is there a way for VC to automatically notify AutoCAD to uninstall this plug-in (the old ARX
places to be modified.(1) Delete the SYNCQT and Syncqt.dat files in the bin directory of the source package, if you do not trust it can be renamed or cut to another location. If you do not modify the Perl not found in Environment-cannot run SYNCQT error will occur.(2) Modify the qmake.conf file under \mkspecs\win32-msvc2010.Qmake_cflags=-nologo-zm200-zc:wchar_t-changed into qmake_cflags=-nologo-zm200-zc:wchar_tNotice the "-" difference at the end. If you do not modify the future if you have a p
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